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Maths CBSE Live product
Class 8 (2025-26)
Power Play
Annual Revision II - Power Play
11.
Time in power of 10
Question:
4
m.
Choose the correct answer:
(i)
\(10^{3}\) \(\text{seconds} \approx\)
\(1.6 \text{minutes}\)
\(16.6 \text{minutes}\)
\(1.16 \text{days}\)
\(2.7 \text{hours}\)
(ii)
\(10^{15}\) \(\text{seconds} \approx\)
\(31.7 \text{crore years}\)
\(3.17 \text{million years}\)
\(3.17 \text{crore years}\)
\(3.17 \text{billion years}\)
(iii)
\(10^{12}\) \(\text{seconds} \approx\)
\(31700 \text{years}\)
\(3170 \text{years}\)
\(317 \text{years}\)
\(3.17 \text{lakh years}\)
(iv)
\(10^{8}\) \(\text{seconds} \approx\)
\(3.8 \text{months}\)
\(3.17 \text{years}\)
\(11.57 \text{days}\)
\(31.7 \text{years}\)
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