Question

1. how many significant figures should be included in the answer to the following calculation? (3.48)(3.6)/2.470

□ 1
□ 2
□ 3
□ 4

Explanation:

Step1: Count sig figs for each value

3.48 has 3 sig figs, 3.6 has 2 sig figs, 2.470 has 4 sig figs.

Step2: Identify least sig figs

The value with the fewest sig figs is 3.6 (2 sig figs).

Step3: Apply sig fig rule for calculations

For multiplication/division, the result has the same number of sig figs as the measurement with the least sig figs.

Answer:

$\boldsymbol{\square 2}$