Question

If $L,=2.331$ cm, $B=2.1$ cm, then $L+B=$

• A. 4.431 cm
• B. 4.43 cm
• C. 4.4 cm
• D. 4 cm

Answer 1

Answer: (C)

Given, $L=2.331cm=2.3$
(correct up to one decimal places)
Since minimum significant figure is 2.
and $B=2.1cm$
$\therefore L+B=2.3+2.1=4.4cm$