PE_46

10 people can paint a building in 5 days. If each person paints as quickly as the others then how much of the building could 7 people paint in 5 days?

• 7/5

• 5/7

• 7/10

• 10/7

How many meters are there in 21 feet?



Note:

In the metric system of units: 1 meter = 100 centimeters and 1 meter: 1 foot = 3.25:1

• 6.4615

• 648.15

• 6825

• 68.25

What is the x value such that y =15 - 3x and y = 0?

• 15

• 5

• 3

• 0

Put these four fractions in order from smallest to largest: 1/4, 2/3, 4/7, 1/2

• 1/4, 1/2, 4/7, 2/3

• 1/4, 1/2, 2/3, 4/7

• 1/2, 2/3, 1/4, 4/7

• 1/4, 4/7, 1/2,2/3

On a number line what is the distance between -3/7 and -2/3 ?

• 23/21

• 1/4

• 5/21

• -23/21

An isosceles triangle has two equal sides. If two of the sides are 5 inches and 2 inches, what is the perimeter of the triangle?

• 19 inches

• 12 inches

• 10 inches

• None of the above

The cylinder below has r = 10 inches and a volume of 6283 cubic inches to the nearest cubic inch. Find the height of the cylinder to the nearest inch.

• 25 inches

• 3 inches

• 10 inches

• 20 inches



A rocket on a computer screen has a path modeled by the equation h=-t²+3t+10 where t is time in seconds and h is the height above a platform and is in computer units. Find how long the rocket takes to reach the platform.

• 2 seconds

• 10 seconds

• 12 seconds

• 5 seconds

In the diagram below, which line has a positive slope?

• AB

• AD

• AC

• DB

In the diagram below, what are the coordinates of the mirror image of the point B in the x-axis?

• ( 3, -4 )

• ( 3, -2 )

• (-3, 2 )

• ( 2, 3 )