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Question 158

Multiple Choice

Solve the problem. Express the answer in scientific notation to two decimals.
-A computer can do one calculation in 1.4 × 10-7 seconds. How long would it take the computer to do a trillion (1012) calculations?


A) 1.4 × 10-7 sec
B) 1.4 × 1012 sec
C) 1.4 × 106 sec
D) 1.4 × 105 sec

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