Covid ACT Prep #2 (Geometry)

In the formula  $d=r\ \times t$ , d = distance in miles, r represents average speed in miles per hour, and t represents time in hours.  What is an automobile's average speed, in miles per hour, if it travels 60 miels in 1.5 hours?  

• 30

• 40

• 60

• 90

• 120

Tags

CCSS.6.EE.B.7

A truck sprang a leak at the bottom of its radiator, which help 480 ounces of fluid when it started to leak, and started losing radiator fluid at a constant rate of 4 ounces per minute. Suppose the radiator continued to leak at this constant rate and the truck, traveling 35 miles per hour, could continue traveling at this rate unitl its radiator was completely empty. In how many miles would the radiator be empty?

• 13.7

• 17.5

• 35.0

• 70.0

• 120.0

Mrs. Colen took a trip. She drove 350 miles in 7 hours and 30 minutes. What was her average speed, to the nearest tenth of a mile per hour?

• 46.7

• 47.9

• 50.0

• 51.2

• 51.9

Tags

CCSS.6.RP.A.3B

What is the greatest common factor of the monomials  $16z\ and\ 28z^3$ ? 

•  $28z^3$  

•  $z^2$  

•  $16z$  

•  $12z$  

•  $4z$  

If c is a positive integer that divides both 75 and 90, but divides neither 18 nor 10, what should you get when you add the digits in c?

• 1

• 5

• 6

• 7

• 8

This year, 75% of the graduating class of Harriet Tubman High School had taken at least 8 math courses. Of the remaining class member, 60% had taken 6-7 math courses. What percent of the graduating class had taken fewer than 6 math classes?

• 0%

• 10%

• 15%

• 30%

• 45%

Tags

CCSS.7.EE.B.3

Gravity on the Moon is such that an object weighs only 16% of what it would weigh on Earth. If Tom weighs 150 pounds on Earth, how many pounds would he weigh on the Moon?

• 24

• 32

• 126

• 178.6

• 937.5

Tags

CCSS.6.RP.A.3C

Which of the following represents  $\frac{1}{10}of\ 1\%?$  

• 10.0

• 1.0

• 0.1

• 0.01

• 0.001

In a certain school district, exactly 60% of the students live on farms. If there are 7,345 stuents in the district, how many do not live on farms?

• 294

• 447

• 2,938

• 4,407

• 6,898

Tags

CCSS.6.RP.A.3C

At a certain company, 240 of the employees belong to a union while the other 160 do not. What percent of the company's workers are nonunion?

• 25%

• $33\ \frac{1}{3}$ %

• 40%

• 60%

• $66\ \frac{2\ }{3}$ %