Math Review

Exponents & Rational Numbers

100

Simplify (4³)²

4⁶

200

What fraction equals 0.666666

2/3

300

Evaluate: -15.5 + (-4.2) - (-10) 

-9.7

400

Submarine at –150 ft, descends 75 ft, rises 40 ft. New position?

-185 FT

500

Order least to greatest: –4.2, –4, –4.15

–4.2, –4.15, –4

Algebra & Inequalities

100

Simplify: 3(2x - 4) + 5x.

Answer: 11x - 12

200

-2x + 5 < 15

x > -5

300

Solve: 3(x - 4) = 18 

x = 10

400

Graph x > -2.

Open circle at - 2 arrow pointing right

500

"A number decreased by 7 is at less than 15."

x - 7 < 15

Percent & Proportions

100

A $60 jacket is 20% off. Sale price?

$48

200

Club grows from 40 to 50 members. Percent increase?

25%

300

Which equation is proportional?

y = 3x + 2 or y = 5x?

y=5x

400

f 3 apples cost \$1.50, how much do 7 apples cost?

$3.50

500

A shirt is 30\% off. If the original price was $40, what is the sale price?

$28

Geometry

100

Scale: 1 in = 25 mi. Map shows 4 inches. Actual distance?

100 miles

200

Supplementary angles. One is 110°. The other?

70°

300

Radius = 4 cm. Area? (Use 3.14)

50.24 cm²

400

Triangle sides: 6, 8, 10 cm. Perimeter?

24cm

500

Diameter = 10 cm. Circumference? Use 3.14

31.4 cm

Data & Probability

100

Which measure is most affected by an outlier? Mean, Median, Or Mode.

Mean

200

What does Q1 → Q3 represent?

IQR (Interquartile Range)

300

Flip a coin and roll a die. How many possible outcomes?

12

400

Bag: 4 red, 6 blue marbles. P(red)?

2/5

500

Spinner: 2 red, 2 blue, 1 green. P(NOT green)?

4/5