Answer:
the interest is 120
Step-by-step explanation:
600*10%= 60
60*2 for the years
the answer is 120
A car shop has 12 mechanics, of whom 8 can work on transmissions and 7 can work on brakes. a) What is the minimum number who can do both? b) What is the maximum number who can do both? c) What is the minimum number who can do neither? d) What is the maximum number who can do neither?
Answer:both a and b are correct
Step-by-step explanation:
Question 2 (15 points )
Determine the scale factor from circle A to circle B.
O
Scale factor =
B
30
Thus, the scale factor from circle A to circle B is found to be 2.
Explain about the scale factor:The ratio between comparable measurements of just an element and a portrayal of that element is known as a scale factor in mathematics. The copy will be larger if the scaling factor is a whole number. A fractional scaling factor means that the duplicate will be smaller.
You must first choose which direction we are scaling in order to determine the scale factor:
Scale Up = larger measurement / smaller measurement (smaller to larger).Smaller measurement equals greater measurement when scaling down.The radius of circle A = 2 units
The radius of circle B = 4 units.
So, there is a dilation with the scale factor of 2 units as 2*2 = 4 units.
Thus, the scale factor from circle A to circle B is found to be 2.
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List all the positive even numbers less than 10:
Answer is
2, 4, 6, 8
Describe the number of faces, edges, and vertices of a
math book.
Answer:
Step-by-step explanation:
I can cover this, so a math book is a rectangle, I hope you knew that, there is the front, back, and sides of a math book, given 2 faces and 4 sides of a book, there will be 6 faces, now for the vertices, there are 6 faces, so the edges will make 8 vertices, a vertex is where 2 or more edges meet, so now we will count the edges, given the 6 faces, we can count all of the edges and end up with 8 edges, I hope this helped you
FIND THE TOTAL SURFACE AREA
30 Length
12 base
9 Hieght
The surface area of the rectangular prism is 1476 square units
What is the surface area of the rectangular prism?From the question, we have the following parameters that can be used in our computation:
30 mm by 12 mm by 9 mm
The surface area of the rectangular prism is calculated as
Surface area = 2 * (Length * Width + Length * Height + Width * Height)
Substitute the known values in the above equation, so, we have the following representation
Area = 2 * (30 * 12 + 30 * 9 + 12 * 9)
Evaluate
Area = 1476
Hence, the area is 1476 square units
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A survey of 400 students yielded the following information: 262 were seniors, 215 were commuters, and 150 of the seniors were commuters. How many of the 400 surveyed students were seniors or were commuters?
Out of the 400 surveyed students, 327 were either seniors or commuters.
To find the number of students who were either seniors or commuters out of the 400 surveyed students, we need to add the number of seniors and the number of commuters while avoiding double-counting those who fall into both categories.
According to the information given:
There were 262 seniors.
There were 215 commuters.
150 of the seniors were also commuters.
To avoid double-counting, we need to subtract the number of seniors who were also commuters from the total count of seniors and commuters.
Seniors or commuters = Total seniors + Total commuters - Seniors who are also commuters
= 262 + 215 - 150
= 327
Therefore, out of the 400 surveyed students, 327 were either seniors or commuters.
It's important to note that in this calculation, we accounted for the overlap between seniors and commuters (150 students who were both seniors and commuters) to avoid counting them twice.
This ensures an accurate count of the students who fall into either category.
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Which expression is equivalent to 4.4.4.4.4.4.4.4?
Answer:
your answer is D
Step-by-step explanation:
hope this helps
round to the nearest ten 7096.88
Eight rolls of paper towels cost $4.80. At the same unit rate, how much will six rolls of paper towels cost?
Answer:
10
Step-by-step explanation:
please help me with i’ll give you brainlist
The box in the middle of the plot spans from the first quartile (Q1) to the third quartile (Q3), with a line inside representing the median.
What is whisker plot?A whisker plot, also known as a box and whisker plot, is a graphical representation of a set of numerical data through their quartiles. The plot consists of a box with whiskers extending from the top and bottom, showing the spread and distribution of the data. The five-number summary, which includes the minimum value, first quartile (Q1), median, third quartile (Q3), and maximum value, is used to create the whisker plot.
Here,
To create a box and whisker plot, we need to find the five-number summary of the data set, which includes:
Minimum value: the smallest value in the data set.
First quartile (Q1): the median of the lower half of the data set.
Median: the middle value in the data set.
Third quartile (Q3): the median of the upper half of the data set.
Maximum value: the largest value in the data set.
First, we need to put the data in order:
10, 12, 14, 15, 16, 18, 22, 24, 25, 28
The minimum value is 10 and the maximum value is 28.
The median is the middle value, which is 18.
To find the first quartile, we need to find the median of the lower half of the data set, which is:
10, 12, 14, 15, 16
The median of this lower half is 14.
To find the third quartile, we need to find the median of the upper half of the data set, which is:
22, 24, 25, 28
The median of this upper half is 24.
So, the five-number summary for this data set is:
Minimum value = 10
First quartile (Q1) = 14
Median = 18
Third quartile (Q3) = 24
Maximum value = 28
Now we can use this information to create the box and whisker plot:
| |
----+----+----+----+----
10 14 18 24 28
The box in the middle of the plot spans from the first quartile (Q1) to the third quartile (Q3), with a line inside representing the median. The whiskers extend from the box to the minimum and maximum values in the data set.
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HCF of 50 and 60 please
Help meeeowwww
Answer:
10
Step-by-step explanation:
Find the greatest common factor of 50,60:
Sam needs to fill a cylindrical container with punch. The container has
a radius of 11 inches and a height of 18 inches. How much punch can
Sam fit into the container?
Volume of the cylinder = 6838.92 cubic inches
We have to given that;
Sam needs to fill a cylindrical container with punch.
And, The container has a radius of 11 inches and a height of 18 inches.
Since, To determine the amount of cat litter the cylinder can hold, we need to calculate the volume of the cylinder.
Volume of a cylinder = πr²h
Where,
r=radius
h= height
Then,
π=22/7 or 3.14 (constant value)
r=11 inches
h=18 inches
Volume of a cylinder is,
= 3.14 × (11)² × 18
= 6838.92 cubic inches
Hence, Volume of the cylinder = 6838.92 cubic inches
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How to write the fraction 6/10 as a decimal number
If the perimeter of a rectangle is 90 inches and the length is 13 inches more than its width, find the area of the rectangle?
ame
Math Homework (4.3 LS3 Day 4)
1. There are two friends who share $56. They have 5 ten dollar bills and 6 dollar bills. Draw a
picture to show how the bills will be shared. Will they have to make change?
Answer:
Concept: Mathematical Analysis
2 friends share 56 5- 10 dollar bills and 6- one dollar We split the bills in half to equate equal change.Hence 5 bills ÷2= 2.5 or 25 dollars 6 bills÷2= 3 or 3 dollars You need to make change for the 10 dollars, break a bill into 5'sThe population of Boomtown is currently 3000 and expected to grow by 2.3% over the
next year. What will its population be by then?
The population of Dullsville, on the other hand, is currently 13000 and expected to
decrease by 4.1% over the next year. What will its population be by then?
Answer:
a) The Expectation of the Population to grow in the next year
= 3069
b) The Expectation of the Population decrease in the next year
= 12,467
Step-by-step explanation:
Explanation:-
a)
The population of Boom town is currently 3000
Given expected to grow by 2.3 % over the next year
= \(3000 X \frac{2.3}{100} = 69\)
= 69
The Expectation of the Population growth in the next year
= 3000 +69 = 3069
b)
The population of town is currently 13000
Given expected to grow by 4.1 % over the next year
= \(13000 X \frac{4.1}{100} = 533\)
The Expectation of the Population decrease in the next year
= 13000 - 533 = 12,467
Mai has proven that triangle WYZ is congruent to triangle WYX using the Side-Side-Side Triangle Congruence Theorem. Since corresponding parts of
congruent triangles are congruent, angle ZWY is congruent to angle XWY and angle ZYW is congruent to angle XYW.
True or False: Mai can now conclude that diagonal WY bisects angles ZWX and ZYX.
True
O False
It is true, Mai can conclude that the diagonal WY bisects the angles ZWX and ZYX
Since Mai has proven triangles WYZ and WYX to be congruent by the SSS triangle Congruence Theorem, she can conclude that:
Diagonal WY bisects angles ZWX and ZYX because:
all corresponding parts of both triangles are congruent. (Option A).
If two triangles are proven to be congruent to each other, it means that all three pairs of corresponding sides and angles of both triangles are congruent and equal to each other.
Thus, since Mai has proven triangles WYZ and WYX to be congruent by the SSS Triangle Congruence Theorem, therefore, all corresponding parts of both triangles are congruent.
If this is so, then Mai can conclude that angles ZWX and ZYX are bisected by diagonal WY. (Option A is correct).
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M(- 4, 8) is the midpoint of DE. D has coordinates ( 6, 1 ). Find the coordinates of E.
I need help pls
Answer: 16, -1
Step-by-step explanation:
since the x is +10 more than d and the y is -7 less than d, you just add another +10 and -7 to get your next point
When I visit my brother it is a 532 mile round trip. If I visit my brother once a month how many miles would I travel in a year round the miles to the nearest thousands to estimate the answer
Answer:
6384 is the exact answer.
6000 is the answer rounded to the nearest thousand
Step-by-step explanation:
Answer:
6000
Step-by-step explanation:
532 X 12 = 6384 rounded would be 6000 miles a yr
Help!!!! Please
Asap
Answer:
events at A and B are independent because P(A)(B)≠P(A)
At the beginning of an environmental study, a forest covered an area of 1500 km^2. Since then, this area has decreased by 7.75% each year.
Let t be the number of years since the start of the study. Let y be the area that the forest covers in km^2.
Write an exponential function showing the relationship between y and t.
If "t" number of years the study started and "y" denote the forest cover area, then the exponential-function representing the relation between "y" and "t" is y = 1500 × \((0.9225)^{t}\).
An "Exponential-Function" is a mathematical expression in which a constant (called the base) is raised to a variable power.
In this case, we want to find an exponential function that relates the area of a forest (y) to the number of years since the start of an environmental study (t).
We know that the forest is decreasing by 7.75% each year, which means that the area of the forest after "t years" will be some percentage of its original area.
The formula for an exponential function is y = a × \(b^{t}\), where "a" = initial value and "b" = growth or decay factor.
In this case, the initial area of the forest is = 1500 km², and
The forest is decreasing by 7.75% each year.
So, the "decay-factor" is = 1 - 0.0775 = 0.9225,
The exponential function that relates the area of the forest (y) to the number of years since the start of the study (t) is:
⇒ y = 1500 × \((0.9225)^{t}\),
Therefore, the required "exponential-function" is y = 1500 × \((0.9225)^{t}\).
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HELP PLEASE!!!!! I ONLY HAVE 10 MIN FOR 3 QUESTIONS
Jo estimated the quotient of –41.71 divided by –6.03 by rounding each to the nearest integer. What is Jo’s error?
Negative 42 divided by negative 7 = 6
Jo should have rounded the dividend to –40.
Jo should have rounded the divisor to –6.
Jo should have divided –7 by –42.
Jo should have divided –7 by –7.
Answer:
Its Jo should have rounded the divisor to –6.I cant see Jo's error...but the correct way is this :
-41.71 rounds to -42
-6.03 rounds to -6
so the quotient is : -42/-6 = 7 <==Step-by-step explanation:
brainliest would be nice!
Answer:
B
Step-by-step explanation:
if im wrong im wrong dont yell at me
the ride it store rents bicycles. the cost is $8.50 for 1 hour, $13.65 for 2 hours, $18.80 for 3 hours, and $23.95 for 4 hours. if the pattern continues, how much will it cost Nate to rent a bike for 6 hours?
Answer:
it will cost 34.25 to rent a bike for 6 hours
Carl is making accessories for the soccer team. He uses 773.85 inches of fabric on headbands for 29 players and 4 coaches. He also uses 279.56 inches of fabric on wristbands for just the players. How much fabric was used on a headband and wristband for each player?
23.45 inches fabric was used on a headband and 9.64 inches fabric was used on a wristband for each player.
No. of players = 29
No. of coaches = 4
Total fabric used for headbands = 773.85 inches
Total no. of people for headbands = 29 + 4
= 33
Fabric used for headband for 1 person = 773.85/33
= 23.45 inches
Total fabric used for wristbands = 279.56 inches
Total no. of people for wristbands = 29
Fabric used for headband for 1 person = 279.56/29
= 9.64 inches
Hence, fabric for headband is 23.45 inches and for wristband is 9.64 inches.
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Identify a possible first step using the elimination method to solve the system and then find the solution to the system. 3x - 5y = -2 2x + y = 3 Responses A Multiply first equation by -3 and second equation by 2, solution (1, -1).Multiply first equation by -3 and second equation by 2, solution (1, -1). B Multiply first equation by -2 and second equation by 3, solution (1, -1).Multiply first equation by -2 and second equation by 3, solution (1, -1). C Multiply first equation by -2 and second equation by 3, solution (1, 1).Multiply first equation by -2 and second equation by 3, solution (1, 1). D Multiply first equation by -3 and second equation by 2, solution (-1, 1)
Answer:
(C) Multiply first equation by -2 and second equation by 3, solution (1, 1)
Step-by-step explanation:
Simultaneous equations:Simultaneous equations are set of equations which possess a common solution. The equations can be solved by eliminating one of the unknowns by multiplying each of the equations in a way that a common coefficient is obtained in the unknown to be eliminated.
Given the simultaneous equations:
3x - 5y = -2
2x + y = 3
First step:
Multiply first equation by -2 and multiply second equation by 3,
-6x + 10y = 4
6x + 3y = 9
Second step:
Add the two equations together,
13y = 13
Divide both sides by 13
y = 1
Third step:
Put y = 1 in the first equation
3x - 5(1) = -2
3x - 5 = -2
3x = 5 - 2
3x = 3
Divide both sides by 3:
x = 1
solution (x,y) = (1,1)
Option C
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I just need help with this problem i probably know the answer but i just don't wanna do it lol
Answer and Step-by-step explanation:
The third answer choice.
We add together the prices, then divide by 3 so each person would pay the same amount.
#teamtrees #PAW (Plant And Water)
Answer:
it is the third one
Step-by-step explanation:
they are splitting the price of both salad and pizza, so you would add those two together and then divide the total by the 3 ppl
Help please
Condense to a single logarithm is possible
In(6x^9)-In(x^2)
The logarithm expression can be simplified to:
In(6x^9)-In(x^2) =7·ln(6x)
How to write this as a single logarithm?There are some logarithm properties we can use here.
log(a) - log(b) = log(a/b)
log(a^n) = n*log(a)
(these obviously also apply to the natural logarithm)
Now let's look at our expression, it says that:
In(6x^9)-In(x^2)
Using the first rule, we can rewrite this as.
In(6x^9)-In(x^2) = ln(6x^9/x^2)
Now solving the quotient in the argument:
ln(6x^9/x^2) = ln(6x^7) = 7·ln(6x)
That is the expresison simplified.
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The sum of two consecutive integers is −115. Find the two integers.
Answer:
-57 and -58
They add up to -115
Find b and c so that y = 15x² + bx+c has vertex (-1,-9).
B=
C=
The quadratic equation whose vertex (- 1, - 9) is y = 15 · x² + 30 · x + 6. The values of b and c are 30 and 6 respectively.
How to determine the missing coefficients of a quadratic equations
In this problem we find a quadratic equation with two missing coefficients and a given vertex. To find this expression we have to obtain the expression of the parabola in vertex form, whose form is shown below:
(y - k) = C · (x - h)²
Where:
(h, k) - Coordinates of the vertex.C - Vertex constant.First, transform the polynomial into standard form:
y = 15 · x² + b · x + c
y = 15 · x² + b · x + c - 9 + 9
y + 9 = 15 · x² + b · x + (c + 9)
y + 9 = 15 · [x² + (b / 15) · x + (c + 9) / 15]
Second, determine by comparison the values of b and c:
(x + 1)² = x² + (b / 15) · x + (c + 9) / 15
x² + 2 · x + 1 = x² + (b / 15) · x + (c + 9) / 15
2 = b / 15
b = 30
1 = (c + 9) / 15
c = 6
Third, write the entire expression:
y = 15 · x² + 30 · x + 6
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Solve for x: 5x + one third(3x + 6) > 14 x > twelve fifths x > 2 x < twelve fifths x < 2
The solution of x in the inequality is x > 2
How to solve for x in the inequality?The inequality is given as:
5x + one third(3x + 6) > 14
Rewrite properly as:
5x + 1/3(3x + 6) > 14
Open the brackets
5x + x + 2 > 14
Subtract 2 from both sides of the inequality
5x + x + 2 - 2> 14 - 2
Evaluate the difference
5x + x > 12
Evaluate the like terms
6x > 12
Divide both sides of the inequality by 2
x > 2
Hence, the solution of x in the inequality is x > 2
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Answer:
x > 2, like the other guy said
Step-by-step explanation:
I hope this helps