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Solve Equations

100

3x = -9

x = -3

200

-2x + 8 = 16

x = -4

300

10 + 5x - 7 = 38

x = 7

400

10 - 4x = 2x + 34

x  = -4

500

-15x + 14 = -8x - 42

x = -8

Simplify Expressions

100

Simplify: 3x - 4 + 2x

5x - 5

200

Simplify: 15x + 12 - 3x -2

12x + 10

300

Simplify: -12y + 10 - 5y + 8

-17y + 18

400

Simplify: 3(4a - 8) + 5a

17a - 24

500

Simplify: -5(2f - 6) + 3f - 10

-7f + 20

Geometry

100

Find the area of a rectangle with a height of 12 cm and a width of 4 cm. 

48 cm²

200

Find the perimeter of a square with a side length of 13 inches. 

52 inches

300

Find the diameter of a circle with a radius of 10.5 mm. 

21 mm

400

If a triangle has an area of 15 in², what is the height if the length is 5 in. 

6 inches

500

Find the volume of a cube with a side length of 4 yards. 

64 yards³

Ratio and Proportion

100

5/12 = x/24

x = 10

200

15/20 = 24/y

y = 32

300

11/77 = 13/a

a = 91

400

c/92 = 37/74

c = 46

500

21/n = 364/52

n = 3

Probability

100

If you roll a die, what is the probab? ility of landing on 3?

1/6

200

What is the probability of getting heads on a coin and a five on a die with one toss of each? 

1/12

300

Find the probability of choosing an apple if the fruit bowl has two bananas, five oranges,  two apples and one pear.

2/10 or 1/5 or 20%

400

if the ratio of boys to girls in the class is 3:2, what is the probability that a girl is selected at random? 

2/5 or 40%

500

If none of the students in class were born in January, what is the probability that a student selected at random was not born in January? 

1 or 100%