End of Year - Galileo Review

Select the equalities that are NOT true

• 1 = 12⁰

• 2 x 2 x 2 x 2 x 2 = 5²

• 5 x 5 x 5 = 5³

• 7 x 7 x 7 x 7 x 7 = 7⁵

• 10 x 10 x 10 = 3¹⁰

Select the two pairs of values that give the expression the value of 30. 4(8 - c) + d

• c = 2; d = 4

• c = 0; d = 3

• c = 3; d = 10

• c = 4; d = 2

• c = 5; d = 18

Which of the following represents the statement, "the difference of 11 times 3 and 30"?

• (3 x 11) - 30

• 30 - 3 x 11

• 3 x (30-11)

• 3 (11 - 30)

Some terms can be combined to simplify the expression. Which are these terms? 12n + 6mn - 9 + 3mn

• 6mn + 12n

• 6mn + 3mn

• -9 and 12n

• -9 and 3

What is the value of the expression below if d = 0.5?

6 ÷ (1 + d)

• 4

• 4.5

• 6.5

• 12

• tacos

Write an equivalent expression that does not use parentheses.

9(3 - x)

Select the two equivalent expressions

• 12n + 20

• 2(6n + 10)

• 3(4n + 17)

• 2n + 2n + 6n + 10 + 10

Select two numbers that make the inequality true.

2x + 5 < 3x

• 6

• 0.3

• 30

• 1/6

• 0.6

Dante picked 10 more than 2 times as many strawberries as Randall. If Randall picked r strawberries, then which of these expressions represents how many strawberries Dante picked?

• 10r + 2

• 2r + 10

• 5(r + 2)

• 2r - 10