Question

Considering the rules of the significant figures, what is the value of $10.01\text{m}\times 9.11\text{m}$?

• A. $91.19$
• B. $91.1911$
• C. $91.191$
• D. $91.2$

Answer 1

The correct option is D $91.2$

$10.01\times 9.11=91.1911=91.2$ $($up to $3$ significant figures as least number of significant figures in the number being multiplied is three$)$