ACC Math Q2 Summative Exam Test Review

Front

Solve the equation: 40 - 0.15m = 22

Back

m = 120

Front

Write an equation for a subscription service costing $53 with a $5 sign-up fee and monthly charge (m).

Back

12m + 5 = 53

Front

Calculate the percent increase from $60 to $78.

Back

30% increase

Front

If there are 4 dogs and 5 cats in a shelter, how many dogs would there be if there are 45 animals total?

Back

20 dogs

Front

Using scale factor, if 4 cm on a map represents 25 feet in real life, how long is 12 cm in feet?

Back

12 cm = 75 feet

Front

What is the formula for calculating percent increase?

Back

Percent Increase = (New Value - Old Value) / Old Value * 100

Front

Define 'variable' in mathematics.

Back

A symbol used to represent an unknown value.

Front

What does 'scale factor' mean in geometry?

Back

A number that scales, or multiplies, a quantity.

Front

Explain the concept of 'equation'.

Back

A mathematical statement that asserts the equality of two expressions.

Front

What is the purpose of solving an equation?

Back

To find the value of the variable that makes the equation true.