Quantities and Units - Technical MCQs

Q1:

(12.6 × 106)(10.5 × 103) = ________.

A 13.2 × 1012

B 1.32 × 1012

C 1.32 × 1011

D 13.2 × 1011

ANS:C - 1.32 × 1011

12.6*10^6*10.5*10^3=12.6*10.5*10^(6+3)
=132.3*10^9
=1.32*10^11