7th grade Topics 1–8 Cumulative Assessment

Maggie is rock climbing. After reaching the summit, she descends 14 feet in 2 1/3 minutes. If she continues at this rate, where will Maggie be in relation to the summit after 8 minutes?

• –24 feet

• –32 feet

• –40 feet

• –48 feet

Jorge finds that 56% of his 75 classmates like salsa music and 80% of his 60 relatives like salsa music. How many more of Jorge’s relatives than his classmates, like salsa music?

• 6

• 8

• 42

• 48

Oscar rides his skateboard 5/8 mile in 1/4 hour. He rides 15/8 miles in 3/4 hour. What is the constant of proportionality?

• 5/32

• 2/5

• 2 1/2

• 3

There are 9.5 ounces of juice in a container. An additional 1.75 ounces of juice are poured into the container each second. How many ounces of juice are in the container after 6 seconds?

• 20 ounces

• 18 ounces

• 15.5 ounces

• 25 ounces

A game of chance has a spinner with five equal-sized sections. The results of 625 spins are shown. Part A For which color is the experimental probability closest to the theoretical probability?

• Brown; The experimental probability is 19.52%, and the theoretical probability is 20%.

• Yellow; The experimental probability is 16.96%, and the theoretical probability is 15%.

• Purple; The experimental probability is 21.9%, and the theoretical probability is 20%.

• Green; The experimental probability is 22.7%, and the theoretical probability is 25%.

A game of chance has a spinner with five equal-sized sections. The results of 625 spins are shown. Part B For which color is the difference between the theoretical probability and experimental probability greatest?

• Brown; The experimental probability is 19.52%, and the theoretical probability is 25%.

• Orange; The experimental probability is 18.9%, and the theoretical probability is 15%.

• Yellow; The experimental probability is 16.96%, and the theoretical probability is 20%.

• Green; The experimental probability is 22.7%, and the theoretical probability is 15%.

• 13

• 10

• 15

• 8

The following line plots describe the test scores on Mr. Santos's final exam. What can you conclude from the means? On average, students in the sixth-period class scored lower/higher than students in the second-period class.

• lower

• higher

A rhombus has a base of 9 mm and a height of 11 mm. Select all the statements that involve the area of the rhombus.

• A = 99 mm2

• A = 11 × 9

• The formula for area of any rhombus is A = b·h.

• A = 112

• The formula for area of any rhombus is A = s^2.

In a game of chance, players spin the pointer of a spinner with eight equal-sized sections. What is the probability that the pointer will land in an odd-numbered section?

• 1/2

• 5/8

• 3/4

• 7/8