Question

1. perform the following operation, observing significant figures: 7.491 m + 60.2 m + 1.002 24 m. enter a number only. fill in the blank

Explanation:

Step1: Add the numbers

$7.491 + 60.2+1.002 = 68.693$

Step2: Round to significant - figures

The number 60.2 has one decimal place. Rounding 68.693 to one decimal place gives 68.7

Answer:

68.7