Final answer:
To find the rates or percents, multiply the base by the given percentage.
Step-by-step explanation:
- a) To find 16.7% of 72, multiply 72 by 0.167. The answer is 12.
- b) To find 8.3% of 72, multiply 72 by 0.083. The answer is 6.
- c) To find 12.5% of 72, multiply 72 by 0.125. The answer is 9.
- d) To find 14.3% of 72, multiply 72 by 0.143. The answer is 10.3.