Math Review

What is the ratio of blue triangles to red squares?

• 4:3

• 3:4

• 3:7

• 7:3

Which of the following is NOT a unit rate?

• ^{2 cars}

  1 lane

• 45 miles per hour

• 27 sandwiches in 3 weeks

• 2 tanks of gas

  1 yard

A letter used to represent a number in an expression or an equation

• term

• coefficient

• constant

• variable

The final step in any equation is this.

• undo the constant

• divide the coefficient

• isolate the variable

Simplify by combining like terms:

17m - 4 - 15m + 8

• 2m + 4

• 2m + (-12)

• 2m + 12

• 2m + (-4)

Find the probability of rolling greater than a 1 on a single die.

• 6/6
• 5/6
• 4/6
• 1/6

Theoretical P(Green or Red)

• 2/6

• 1/5

• 2/5

• 1/5

50 is 200% of what number?

• 25
• 50
• 100
• 200

Sales tax is __________ to the price

• subtracted
• added
• multiplied
• divided

Name the constant of proportionality.

• 8
• 16
• 6
• 3