Answered

The number of hours in a life span of 75 years is 6.57 x 105 hours.

Express this number using standard form.


6,570,000 hours


65,700 hours


657,000 hours


657,000,000 hours



Answer :

skramani2000

Step-by-step explanation:

The number of hours in a lifespan of 75 years, expressed in standard form, is 6.57 x 10^5 hours. So, the correct option is "6,570,000 hours".

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