Question

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What is 19.2 * 10^8 minutes in hours?

A. 1.152 × 10^11 ​h​

B. 1.152 × 10^7 ​h

C. 3.200 × 10^9 ​h​

D. 3.200 × 10^7 ​h​

Answer 1

19.2 * 10⁸ minutes.

60 minutes = 1 hour.

19.2 * 10⁸ minutes =  (19.2 * 10⁸) / 60  hour
                 
                              = 32 000 000 =   3.2 * 10⁷ hours

= D. 3.200 × 10^7 ​h​