ACT Math Practice 1

A drone costs $280, but it goes on sale for $224. What is the percent change compared to the original price?

• increase of 20 percent

• increase of 25 percent

• decrease of 25 percent

• decrease of 20 percent

Tags

CCSS.7.RP.A.2

CCSS.7.RP.A.3

Brooklyn scored a 65 percent on a test, and on the re-take she scored a 91. By what percent did her score increase, compared to her original score?

• 13 percent

• 26 percent

• 28 percent

• 40 percent

Tags

CCSS.7.RP.A.2

CCSS.7.RP.A.3

A contestant in a singing competition receives scores of 8.8, 8.5, 9.8, and 9.3 from four judges. If she needs a 9.0 or higher to advance, what is the lowest score she can receive from the fifth and final judge to advance?

• 8.2

• 8.5

• 8.6

• 10

Tags

CCSS.6.EE.B.5

CCSS.6.EE.B.6

CCSS.6.EE.B.8

In the first 8 games, the basketball team scored the following number of points:

54, 48, 66, 71, 57, 52, 64, 59

What is the median number of points?

• 57

• 58

• 59

• 60

Tags

CCSS.6.SP.A.2

CCSS.6.SP.A.3

CCSS.6.SP.B.5

A student counted the number of days she missed school each month of the school year. Below are the number of absences for the 11 months, August through June (rearranged from least to most):

0, 0, 0, 1, 1, 2, 2, 2, 3, 3, 6

What is the mode?

• There is no mode

• 0

• 1

• 0 and 2

Tags

CCSS.6.SP.A.2

CCSS.6.SP.A.3

CCSS.6.SP.B.5

A student counted the number of days she missed school each month of the school year. Below are the number of absences for the 11 months, August through June (rearranged from least to most):

0, 0, 0, 1, 1, 2, 2, 2, 3, 3, 6

What is the range?

• 0

• 3

• 6

• There is no range

Tags

CCSS.6.SP.A.2

CCSS.6.SP.A.3

CCSS.6.SP.B.5

When x = 3 and y = 5, by how much does the value of 3x² – 2y exceed the value of 2x²– 3y ?

• 14

• 4

• 20

• 16

• 50

Tags

CCSS.6.EE.A.1

CCSS.6.EE.A.2

CCSS.6.EE.B.6

The length, in inches, of a box is 3 inches less than twice its width, in inches. Which of the following gives the length, l inches, in terms of the width, w inches, of the box?

• l = w + 3

• l =  $\frac{1}{2}$  w + 3

• l = 2w – 3

• l = 2w + 3

• l =  w – 3

Tags

CCSS.6.EE.A.2

CCSS.6.EE.B.6

CCSS.6.EE.C.9

What is the greatest common factor of 42, 126, and 210 ?

• 2

• 6

• 14

• 210

• 42

Tags

CCSS.6.NS.B.4

How many irrational numbers are there between 1 and 6 ?

• 3

• 10

• 1

• 4

• infinitely many

Tags

CCSS.HSN.RN.B.3