A tool box has the dimensions of 10 in by 4 in by 7 in. If Magnus plans to double all three dimensions to build a larger tool box, he believes he would double the volume of the tool box. Is he correct?

Answers

Answer 1

Answer: No. He's wrong.

Step-by-step explanation:

Since the tool box has the dimensions of 10 in by 4 in by 7 in. The volume will be:

= 10 × 4 × 7

= 280in³

When the dimensions are doubled, the new dimensions will be:

10 in = 10in × 2 = 20in

4in = 4in × 2 = 8 in

7in = 7in × 2 = 14in

The volume will now be:

= 20 × 8 × 14

= 2240in³

He is wrong, the volume isn't the double of the former tool box. The double of the former tool box will give (280in³ × 2) = 560in³. This is different from the new volume.


Related Questions

Please help. Select all expressions that are equivalent to 6x +1 - (3x - 1).
A) 6x + 1 - 3x - 1
B) 6x + - 3x + 1 + 1
C)3x +2
D) 6x - 3x +1-1
E) 6x + 1 + -3x - -1

Answers

Answer:

A

Step-by-step explanation:

look at how the sign are set +-can't be correct so b is out c some of the equation is missing d in d the equation is different e you can't have--1 that's wrong

1. A quadrilateral has one pair of parallel sides with lengths 2 inches and 3 inches, and two angles that each measure 42 degrees What is the shape of the quadrilateral?

Answers

Answer:

34

Step-by-step explanation:

graph the equation (x - 3)^2 + (y - 2)^2 = 25 and y = 6.

Answers

Answer:

x=6, x=0

Step-by-step explanation:

[tex](x - 3) ^{2}[/tex]+ [tex](y - 2) ^{2}[/tex]= 25

[tex](x - 3) ^{2}[/tex]+ [tex](6 - 2) ^{2}[/tex]= 25

x=6, x=0

Erica had $20 she spent on three gifts she spent 9 3/4 dollars on gift a and 4 1/2 dollars and gift b how much money did she have left for gift c

Answers

Answer:

$5.75

Step-by-step explanation:

20=9.75 + 4.5 + c

20-9.75-4.5=c

5.75=c

A theatre has seats arranged in rows of 24, three hundred eighty -two(382) people attend a show at the theatre. What is the smallest number of rows that is needed to seat these people?

Answers

Answer:

Smallest number of rows that is needed to seat these people = 16

Step-by-step explanation:

Given - A theatre has seats arranged in rows of 24, three hundred eighty -two(382) people attend a show at the theatre.

To find - What is the smallest number of rows that is needed to seat these people?

Solution -

Given that,

Total number of seats in a Row = 24

Let us assume that, there are x rows

As.

There are 382 people in the Theatre

So,

Minimum seats required is

24 x = 382

⇒x = 382 ÷ 24

⇒x = 15.91

i.e.

Smallest number of rows that is needed to seat these people = 16

graph (-5,0) (9,0) (8,-39)

Answers

Answer:

just plot the coordinates down on graph and then u'll have them graphed

Step-by-step explanation:

I don't know I'm too lazy 2 put an explanation

The ratio of boys to girls in the class is 3 to 4. If there were 12 boys, how many girls were there?

Answers

Answer:

Step-by-step explanation:

let girls be x

3/4=12/x(do cross multiplication)

12*4=3x

48/3=x

16=x

therefore there are 16 girls

Answer:

16 girls

Step-by-step explanation:

Set up a proportion. Let x = the number of girls.

3 / 4 = 12 / x

Cross multiply:

3x = 48

x = 16

I REALLY NEED HELP PLS​

Answers

Answer:

Step-by-step explanation:

100+2x+40=180(sum of interior angle of a triangle)

140+2x=180

2x=180-140

2x=40

x=40/2

x=20

Answer:

x=20

Step-by-step explanation:

the sum of the angles of a triangle is 180

so it means,

100+40+(2×)=180

140+(2×)=180

2×=180-140

2×=40

divide both sides by 2

x=20

to prove this substitute 20 inside see if the result is 180

40+100+(2×)=180

×=20

40+100+(2 (20))=180

140+40=180

140+40=180

Good luck.

Center Middle School is having a pie eating contest and needs a team consisting of 5 people from Mrs. Brown's classroom. There are 20 students in Mrs. Brown's classroom. How many different teams could be formed?

Answers

4 because 5x4 is 20

The number of teams formed by the total number of students will be 4.

What is an expression?

The mathematical expression combines numerical variables and operations denoted by addition, subtraction, multiplication, and division signs.

Mathematical symbols can be used to represent numbers (constants), variables, operations, functions, brackets, punctuation, and grouping. They can also denote the logical syntax's operation order and other properties.

Given that centre, Middle School is having a pie eating contest and needs a team consisting of 5 people from Mrs Brown's classroom. There are 20 students in Mrs Brown's classroom.

The number of teams will be calculated as,

N = 20 / 5

Therefore, the number of teams formed by the total number of students will be 4.

To know more about an expression follow

https://brainly.com/question/28368096

#SPJ2

hey! i’ll give brainliest please help

Answers

Answer: Its the first one

I think the Answer is the man can’t decide which restaurant to go to

Which expression will simplify (3a+6) (7a-2)​

Answers

Enjoy your answer have a nice day

hey! i’ll give brainliest please help

Answers

Answer:

a mans car...

Step-by-step explanation:

a man's car breaks down while driving to work

because all the other ones are in their head

What is the domain of the function
y=x?

Answers

Answer:

the domain of y = x is all real numbers.

The line would continue to infinity. Thus, the domain is all real numbers

Four students spoke to the Parents Club for a total of 2/3 hour. Each student spoke for the same amount of time. How long did each student speak?

Answers

Its 1/6

Explanation:
2/3 ÷ 4

Add 1 below 4 as a denominator:
2/3 ÷ 4/1

Reciprocate 4/1 and change to multiplication:
2/3 x 1/4

Solve:
2/3 x 1/4 = 2/12

Simplify 2/12
2/12 —> 1/6

Have a nice day! A brainliest would be nice:D
-SpaceMarsh


What is the total area of the shape?

A 35 cm?
B 100 cm?
C 70 cm?
D 50 cm?

Answers

Answer:

C. 70 cm

Step-by-step explanation:

Split all the shapes, so, the square would be:

4 × 10 = 40

---------------------------------------------------------------------------------------------------------------

Each triangle has an area of 7.5:

7.5 × 4 = 30

---------------------------------------------------------------------------------------------------------------

30 + 40 = 70

---------------------------------------------------------------------------------------------------------------

Have a good day :)

Answer:

70

Step-by-step explanation:

square= 40 (10x4)

two triangles= another square with smaller dimensions= 15

there are two more triangles on the other side so 15x2=30

30+40=70

What is the solution of-+-<?
1 1 1
X35

Answers

Answer:

A. [tex]-\frac{15}{2} < x< 0[/tex]

Step-by-step explanation:

Multiply to remove the fraction, then set equal to  0  and solve.

help me plzz nowwwwww plzz​

Answers

Answer:

18

Step-by-step explanation:

colored: white

3           :8

We have 48 white papers so multiply each side by 6

colored: white

3*6       :  8*6

18               48

There are 18 colored papers

Answer:

C)  18

Step-by-step explanation:

3/8 = c/48

cross-multiply to get:

8c = 144

c = 18

Find the probability that a randomly placed point falls within the smaller, inner circle.

The unshaded portion has a radius of 5 centimeters. The shaded path has a width of 8 centimeters.


5/8

25/169

64/78.5

15/24

Answers

Answer:

The probability that a randomly placed point falls within the smaller, inner circle is 25/64

Step-by-step explanation:

The remaining part of question is attached

Solution

The area of smaller circle is

[tex]\pi r^2 = 25 \pi[/tex]

The area of large circle is

[tex]\pi r^2 = 64 \pi[/tex]

Area of the shaded region

Area of large circle - area of small circle

[tex]64\pi -25\pi = 39\pi[/tex]

Probability that the point falls in the region of smaller circle is

[tex]\frac{25\pi }{64\pi } \\\frac{25}{64}[/tex]

Can somebody help with this

Answers

Answer:

B

Step-by-step explanation:

Domain is the x value and it is asking your for the coordinates with the same x value.

Solve the inequality 2m+10 < 40

Answers

Answer:

m < 15

Step-by-step explanation:

2m+10 < 40

Subtract 10 from each side

2m+10-10 < 40-10

2m < 30

Divide by 2

2m/2 = < 30/2

m < 15

56 it is your welcome

Solve.
-2} -(-5) = 0


Answers

Answer:

[tex] - 2 \frac{1}{3} - ( - 5) \\ = - \frac{7}{3} + 5 \\ = \frac{8}{3} \\ = 2 \frac{2}{3} [/tex]

Solve by elimination
2x - 3y = -6
-2x - 2y = 26

Answers

Answer:

x=  -9       y= -4

Step-by-step explanation:

Step 1:

  2x-3y=-6

+ -2x-2y=26

_____________

         -5y=20

Step 2:

Get y by itself by dividing -5 on both sides

20/-5=-4

Therefore, y= -4

Step 3:

Plug -4 into the y for the first equation to get the number for x

2x-3(-4)=-6

2x+12=-6

2x= -18

x= -9

PLEASE HELP!!
Describe the relationship between expanding and factoring.

Answers

Answer:

To factor means to express as a product. To expand means to multiply something out.

Step-by-step explanation:

please answer my question for me pleaseeee

Wesley made 3/4 of a liter of hot chocolate. Each mug holds 3/8 of a liter. How many mugs
will Wesley be able to fill?

Answers

Wesley can fill 2 mugs of hot chocolate

Answer:

2

Step-by-step explanation:

you have to dived 3/4 by 3/8= 24/12=2

What is the slope?

m= 1/2
m=2/1
m= -1/2
m= -2/1

Answers

Answer:

m = 2/1

Step-by-step explanation:

Slope is rise over run

Looking at the graph we know the slope is positive since it goes up from left to right

We have a point at (2,0)

We have another point at (3,2)

m = (y2-y1)/(x2-x1)

   = (2-0)/(3-2)

   = 2/1

1. **Which of the foll byowing is equivalent to y4 x y^8?
A. y32
B. y4
C. 2y 12
d. y12

Answers

Answer:

SOLUTION

[tex] {y}^{4} \times {y}^{8} = y8 + 4 = {y}^{12} [/tex]

Beacause of the property of exponent = [tex]a ^{b} \times {a}^{c} = a ^{b + c} [/tex]

Todd bags fruit. He has
483 oranges, 822 apples,
199 pears, and 552
bananas. If he puts
8 pieces of fruit in each
bag, how many bags can
he make?

Answers

Answer:

60

Step-by-step explanation:

hope it helps!

I NEED THIS QUICK no links !!!!! (math)

Answers

answer: the answer is c

The perimeter of a rectangular pool is more then 62 meters, and the width is at least 10 meters less then the length. Witch system of inequalities represents the possible length in meters, /, and the possible width in meters, w, of the pool?

Answers

Answer:

Step-by-step explanation:

The perimeter of a rectangular pool is more then 62 meters, and the width is at least 10 meters less then the length. Witch system of inequalities represents the possible length in meters, /, and the possible width in meters,

complete:
a 20% x ____ = $30

Answers

Answer:

20/100*x=$30

20x/100=$30

x/5=$30

x=$30*5

x=$150

Step-by-step explanation:

20 percent of 150 equals 30 so 150 times 20 percent would give you 30

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