1st Quarter Checkpoint Review

• x > 25

• x < 25

• x < -5

• x > -5

Which relations are functions? Select all that apply.

• A

• B

• C

• D

Tina's work is shown below. Her work is incorrect. In which step is her mistake, and what is the correct answer to the equation?

• Step 1 should be

  -6x -2 = 9x - 8

• Step 2 she should use inverse operations to get

  -6x - 9x = -8 - 2

• Step 4 should be x = -1/2

• 2x - 3y = 12

• 2x + 3y = -12

• 2x - 3y = -12

• 2x + 3y = 12

• They can buy no more than 17 toys.

• They can buy no less than 17 toys.

• They can buy no more than 16 toys.

• They can buy no less than 16 toys.

• Rational

• Irrational

• Rational

• Irrational

The product of a rational number and irrational number is rational.

• True

• False

Jody is packing shirts into bags.

>She is required to pack at least 3 short sleeve shirt, S, in each bag.

>No more than 8 long sleeve shirts, L, can be packed in each bag.

>She is required to pack at least 16 shirts in each bag.

Which 3 inequalities best represents this situation? (Choose 3)