Sonam wants to calculate how many more seconds he has while he is - ProProfs Discuss
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Sonam wants to calculate how many more seconds he has while he is awake.Suppose Sonam is 25 years old. He sleeps 8 hours per day. He estimates he will live to be 75 years old. Without using a calculator, estimate how many 'waking seconds' he has. Use your rounding skills to find the answer!



A. 3,000,000,000 (or 3 x 10^9 seconds)
B. 2,000,000,000 (or 2 x 10^9 seconds)
C. 1,000,000,000 (or 1 x 10^9 seconds)
D. 4,000,000,000 (or 4 x 10^9 seconds)

This question is part of Numeracy Test
Asked by Mfassihimhv, Last updated: Dec 05, 2017

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1 Answer

John Smith

John Smith

Answered on May 25, 2017

1,000,000,000 (or 1 x 10^9 seconds)
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