Math Review

Integers

100

742-375=?

367

200

200-348=?

-148

300

-83-59=?

-142

400

-49+102=?

53

500

−10(1+ 4) − 5

-55

Simplify

100

(x+2)(x-2)

x²-4

200

-3(x+8)+4x-2

x-26

300

3x(x+9)-4x

3x²+23x

400

(x²+4)(2x²-3)

2x⁴+5x²-12

500

5(2x+3)(3x²-4)

30x³+45x²-40x-60

Ratios

100

Skyzone sells tickets for their jump area. You buy a ticket for 4 hours and it costs $24. How much are you paying per hour to jump?

$6

200

What is the unit rate of the ratio 6:42 (6/42)?

1:7 or 1/7

300

Blake is able to get 27 miles on 1 tank of gas. How many miles can Blake travel on 6 tanks of gas?

162 miles

400

A toy company can produce 9 toys in 3 hours. How many toys can they produce in 24 hours?

72 toys

500

You paid $28.00 for 8 gallons of gasoline. How much would you pay for 15 gallons of gasoline?

You would pay $52.50

Equations

100

Solve for n. 2n+6=46

n=20

200

Solve for n. 83=-25-3n

n=-36

300

Solve for n. 5n+35=20+2n

n=-5

400

Solve for n. (n/3)-17=4

n=63

500

3.3h − 3 = 15 −1.2h

h=0.25

Mr. Peterson

100

Where did Mr. Peterson grow up? 

Vermont

200

How old is Mr. Peterson? 

33

300

What is Mr. Peterson's dog's name? 

Badger

400

Where does Mr. Peterson live? 

Rochester 

500

What is Mr. Peterson's wife's name? 

Cassie