College Physics Problem 1.17

Solution:

Part a

The answer is limited by 98.2 and 1.01. They are both 3 significant figures. So the result should be 3 significant figures.

Part b

The answer is limited by 18.7. The answer should be 3 significant figures. So the result should be 3 significant figures.

Part c

The answer is limited by 1.60 which is 3 significant figures. So the result should be 3 significant figures.