MATHEMATICS MIDDLE SCHOOL

What is the greatest prime factor of 78?

Answers

Answer 1
Answer: The greatest prime factor of 78 is 39 because it is prime and the highest number that can go into 78.

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MIDDLE SCHOOL

A light bulb consumes 600 watt-hours per day. How long does it take to consume 2250 watt-hours?

Answers

If a light bulb consumes 600 per day, then you need to divide 2250 by 600. So it would be around 3.75 days
MIDDLE SCHOOL

How do you solve 23.61 divided by 3

Answers

Answer:

7.87

Step-by-step explanation

Divide

The answer is 7.87 just divide 23.61 and 3
MIDDLE SCHOOL

Fouls friends at a party popped3/4 of bag of popcorn.They ate half of what was popped.What fraction of the popcorn in the bag did they eat?

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3/8 because 3/4 × 1/2 is 3/8. -JZ
MIDDLE SCHOOL

The formula V=lwh is used to calculate the volume of a rectangular prism. What is the equation solved for h? A)Vlw=h
B)lw/v=h
C)V/lw=h
D)Vh=lw
10 points!!! Please help!!

Answers

(h is multiplied with l and w. The opposite of multiplication is division. divide lw from each side)







The answer is C) V/lw = h


You have said that                            V          = l w h

Divide each side by ' l w ' :                V / l w  =       h

HIGH SCHOOL

The diameter of a bike is 90cm. How far would it travel after 5 revolutions?

Answers

We know that
[length of a circumference]=2*pi*r
diameter=90 cm-------------> r=d/2--------> r=45 cm
[length of a circumference]=2*pi*45----------> 90*pi cm

with 1 revolution will go the length of the wheel

if 1 revolution is-------------------> 90*pi cm
 5 revolution is--------------------> X
X=5*90*pi----------> 1413 cm

the answer is 1413 cm
MIDDLE SCHOOL

Draw Conclusions The decimal 0.3 represents 1. What type of number best describes 0.9, which is 3 0.3? Explain.

Answers

If 0.3 = 1 then 0.9 = 3 because 0.3+0.3+0.3=the 3.
MIDDLE SCHOOL

A scale drawing of a garden has a flower bed that is 6.5 inches in length. The scale that was used for the drawing is 1 inch = 2 feet

Answers

Answer:

13 ft

Step-by-step explanation:

We can use proportions to solve.  Put the drawing size on top and the real life size on bottom.

1 inch          6.5 inches

----------- = --------------

2 ft              x ft

Using cross products

1 * x = 2 * 6.5

x = 13 ft

MIDDLE SCHOOL

Find the width in inches of 50-millimeter film. Round to the nearest cent.

Answers

Answer:

1.96 inches (to the nearest hundredth)

Step-by-step explanation:

Convert 50 mm to inches:

50 mm         1 inch            1 cm

---------- * --------------- * --------------- = 1.96 inches

   1            2.54 cm        10 mm

MIDDLE SCHOOL

How many times can 6 go into 5920

Answers

986 with a remainder of 7
That answer would be: 987.6666..... (6 repeating) 
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