Percentage, base, rate

In the statement 24% of 250 is 60, which is the base?

• 0.24

• 24%

• 60

• 250

Answer explanation

Base is the original amount, usually the whole.

***keyword - after the word "of" or the phrase "percent of"

If 30% of 300 is 90, what do you call 90?

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• rate

• percentage

• base

• portion

In the statement "18 is 20% of 90", what is 20%?

• base

• rate

• portion

• percentage

Which of the following statement is TRUE?

• 20% of 150 is 30

• 30% of 150 is 20

• 150 is 20% of 30

• 150 is 30% of 20

Answer explanation

The 10% of 150 is 15. Therefore, two 15's is equal to 30 which is the 20%.

Or you can multiply

150 x 0.2 = 30

What percentage of the shapes are shaded?

• 70%

• 86%

• 97%

• 50%

What percentage of the shapes are shaded?

• 70%

• 65%

• 100%

• 50%

Compute for the percentage:

10% of 80 = _____

• 5

• 6

• 7

• 8

Compute for the percentage:

2% of 60 = _____

• 1.2

• 0.12

• 12

• 120

Solve for the base.

20% of what number is 20?

• 500

• 200

• 100

• 1000

200 is what percent of 200?

• 1%

• 100%

• 10%

• 50%