Quiz Bowl 9-7th grade math review

Question 1

Find the original price: a tennis racket is marked up 50% to $36.75.

Accepted Answer

$24.50

Question 2

Tell which number is the greatest: 17/25, 0.81, 5/8,or 64%

Accepted Answer

0.81

Question 3

Tell which number is greater: 7/8 or 80%

Accepted Answer

7/8

Question 4

Solve the equation: -4p - 5.7 = 11.1

Accepted Answer

p = -4.2

Question 5

Simplify the expression: -|-13|

Accepted Answer

-13

Question 6

Tell which number is greater: 30% or 0.03

Accepted Answer

30%

Question 7

Find the surface area of the prism.

Accepted Answer

120 in2

Question 8

Find the sale price: $59 cell phone with a 10% discount.

Accepted Answer

$53.10

Question 9

Classify the quadrilateral.

Accepted Answer

rhombus

Question 10

Find the absolute value of |-10|.

Accepted Answer

10

Question 11

Find the circumference of the circle using 3.14 for π.

Accepted Answer

21. 98 ft

Question 12

The dimensions of a rectangle are 7 in by (x+2)in. Which expression represents its area?

Accepted Answer

7(x+2)

Question 13

A triangle contains angles measuring 28oand 37o. How many degrees is the third angle?

Accepted Answer

115o

Question 14

Simplify the expression. 5.3x - 9 + 7.6x

Accepted Answer

12.9x - 9

Question 15

Find the area of the circle. Use 3.14 for π.

Accepted Answer

38.47 units2

Question 16

The radius of a circle is 11 millimeters. Find the diameter.

Accepted Answer

22 mm

Question 17

You eat 1 slice of a pizza out of 8 even slices. Write the amount you ate as a decimal.

Accepted Answer

0.125

Question 18

Write the decimal as a fraction in simplest form: 0.675.

Accepted Answer

27/40

Question 19

Find the original price: perfume discounted 25% on sale for $27.

Accepted Answer

$36.00

Question 20

Classify the triangle:

Accepted Answer

right scalene

Question 21

Find the area of the semicircle. Use 3.14 for π.

Accepted Answer

157 units2

Question 22

Find the value of x.

Accepted Answer

55o

Question 23

Use multiplication to solve the proportion. z/24 = 25/32

Accepted Answer

z = 18.75

Question 24

Write the rational number as a decimal: 4 1/6

Accepted Answer

4.16667

Question 25

Complete the statement using <, >, or =. 3 _?_ |-8|

Accepted Answer

<

Question 26

Find the perimeter of the semicircle. Use 3.14 for π.

Accepted Answer

31.4 in

Question 27

Use the Cross Products Property to solve the proportion: k/20 = 13/50

Accepted Answer

k = 5.2

Question 28

Kayla's age is 3 less than twice her brother's age. She is 13 yo. How old is her brother?

Accepted Answer

8 years old

Question 29

Find the the selling price: $35 soccer cleats marked up 95%.

Accepted Answer

$68.25

Question 30

Solve the inequality: 8(x - 4) ≥ 40

Accepted Answer

x ≥ 9

Quiz Bowl 9-7th grade math review

Questions 30

Quiz Bowl 9-7th grade math review

Questions 30