7th Grade Cohort Cup (2021 - 2022)

What is the definition of a variable?

• A letter or symbol that represents an unknown quantity

• The number or letter used to raise to a power

• The number in front of a variable

• The number with no variable

Which of the following is a unit rate?

• 56 miles in 2 minutes

• $4.59 for 3 pounds

• $10 per student

• $30 for 15 minutes

Solve for x.

• x = 6

• x = .06

• x = 7

• x = 9

Pat needs 14 sticks of pepperoni to make 28 pizzas. How many sticks of pepperoni are needed to make 36 pizzas?

• 15 pizzas

• 252 sticks

• 18 sticks

• 18 pizzas

What is the definition of absolute value?

• The opposite of a number.

• The number that when added together equals 0.

• The distance a number is from zero.

• The number that when added together equals 1.

- 5 - (-3)

• - 8

• 8

• -2

• 15

• - 4

• - 5

• 4

• 24

Simplify the expression: 6 + 2(7x - 3)

• 12 + 7x

• 14x

• 8x + 6

• 9 + 7x

Approximately how much tip should you leave if you want to tip 23% on a $27.31 bill?

• $6.28

• $33.59

• $21.03

• $5.57

What is 82% as a decimal?

• 8,200

• 82.00

• 0.082

• 0.82