MemeGodMaster MemeGodMaster

21-09-2017
Mathematics

contestada

PLEASE HELP!!!

What is 7.8×105 hours in days?

A)1.872×10^4 days

B)3.250×10^6 days

C)1.872×10^8 days

D)3.250×10^4 days

Respuesta :

sqdancefan sqdancefan

22-09-2019

Answer:

D) 3.250×10^4 days

Step-by-step explanation:

You know there are 24 hours in a day, so the number of hours must be divided by the hours per day to find the number of days:

(7.8×10⁵ h)/(2.4×10¹ h/da) = (7.8/2.4)×10⁵⁻¹ da = 3.250×10⁴ da

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