Identify whether the following problems are looking for the percentage, rate,

or base. Then solve for the unknown

1. What is percent of 16 is 64?

Solution:

x(16) = 64

x = 64/16

x = 4(100)

x = 400%

Answer:

400% of 16 is 64

2. 10 is what percent of 20?

Solution:

x(20) = 10

x = 10/20

x = 0.5(100)

x = 50%

Answer:

10 is 50% of 20

3. P120.00 is 180% of what amount

Solution:

120 = x(180/100)

120/1.8 = x

x = 66.67

Answer:

P120.00 is 180% of 66.67php

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