100 Question 7th Grade Math Review (TN)

The Tulip Poplar is the State Tree of Tennessee. Jeanette made a scaled watercolor painting of a Tulip Poplar tree growing in her backyard. In her painting, the tree was 8 inches tall. If the scale she used in her painting was 1 in.: 9 ft., what was the height of the actual tree in Jeanette’s backyard?

• 72 ft.

• 81 ft.

• 90 ft.

• 99 ft.

Which expression is equivalent to -3d + 2 – 8d – 7?

• 20d

• -11d – 5

• -5d + 9

• -16d

Jayla has a bag containing green and blue marbles. Jayla randomly selects one marble from the bag, records the result, and returns the marble to the bag. The results of the first 40 selections are:

A green marble was selected 18 times

A blue marble was selected 22 times

Based on the results, what is the probability that the next marble Jayla selects, rounded to the nearest percent, will be blue?

• 18%

• 22%

• 45%

• 55%

The rectangular floor of a classroom is 28 feet in length and 20 feet in width. A scale drawing of the classroom has a length of 7 inches. What is the area, in square inches, of the drawing?

• 40 square inches

• 100 square inches

• 35 square inches

• 280 square inches

Christina bought an iPhone for $729. Find the total cost including a 7% sales tax.

• $780.03

• $780.63

• $781.03

• $781.63

Which of the following is not true based on the box plot shown?

• The tallest student was 62 inches.

• The average height was 58 inches.

• The shortest student was 53 inches tall.

• The median height was 58 inches.

Find the value of x.

• 24

• 60

• 30

• 15

The ratio of girls to boys in the 7th grade is 5:4. There are 70 girls in the 7th grade class. How many boys are in the 7th grade class?

• 40 boys

• 50 boys

• 56 boys

• 64 boys

• -14

• -12

• -10

• -8

Mason put eight numbered tiles into a bag. The tiles are shown below. He then reaches into the bag and pulls out one tile. What is the probability that the tile he pulled has the number 18?