Question

question 5
write the answer to the following mathematical expression with the correct significant figures.
$7.4 + 51.9$
59.2
60
59.3
59.27

Explanation:

Step1: Calculate the sum

$7.4 + 51.9 = 59.3$

Step2: Check decimal significant figures

7.4 has 1 decimal place, 51.9 has 1 decimal place. The result must match the least number of decimal places from the terms.

Answer:

59.3 (Option C. 59.3)