TEST REVIEW HW 12/18

Front

Find the percent of change from 48 to 36.

Back

25%.

Front

Find 250% of 25.

Back

62.5.

Front

The drawing of the statue is 3.3 inches tall. This is 15.5% of the real height of the statue. How tall is the real statue?

Back

21.3 feet.

Front

23 is what percent of 67?

Back

34.3%.

Front

How much interest will Linda have to pay if she borrows $5,500 for 3 years at 4%?

Back

$660.00.

Front

What is the formula to calculate percent change?

Back

Percent Change = (New Value - Old Value) / Old Value * 100.

Front

How do you calculate a percentage of a number?

Back

Percentage of a number = (Percentage / 100) * Number.

Front

What is the formula for calculating simple interest?

Back

Simple Interest = Principal x Rate x Time.

Front

If a statue's height is 15.5% of its real height, how do you find the real height?

Back

Real Height = Drawing Height / (Percentage / 100).

Front

What does it mean to find 'what percent' of a number?

Back

It means to determine the ratio of a part to the whole expressed as a percentage.