Solve the problem. Express the answer in scientific notation to two decimals unless requested otherwise.
-A computer can do one calculation in $1.4 \times 10^{-7}$ seconds. How long would it take the computer to do a trillion $\left(10^{12}\right)$ calculations?
A) $1.4 \times 10^{-7} \mathrm{sec}$
B) $1.4 \times 10^{12} \mathrm{sec}$
C) $1.4 \times 10^{6} \mathrm{sec}$
D) $1.4 \times 10^{5} \mathrm{sec}$

Question

Quizplus · Accepted Answer

To find the total time, multiply the time per calculation by the number of calculations: $1.4 \times 10^{-7} \times 10^{12} = 1.4 \times 10^{5}$ seconds.

Solve the Problem 1.4×10−71.4 \times 10^{-7}1.4×10−7 Seconds How Long Would It Take the Computer to Do

Solve the Problem $1.4 \times 10^{-7}$ Seconds How Long Would It Take the Computer to Do