True or false: percentages and their base

Exercise and reference answers

Questions

1. Statement is true

   Yes

   Statement

   A percentage is always taken of some base quantity.

2. Statement is true

   Yes

   Statement

   10% of 200 is more than 10% of 100.

3. Statement is true

   No

   Statement

   Changing the base leaves the answer unchanged.

4. Statement is true

   Yes

   Statement

   A percentage can be written as a fraction out of 100.

5. Statement is true

   Yes

   Statement

   Percentages and ratios both compare two quantities.

Explanation