If log1087.5 = 5.9421, then the number of digits in (875)10 is?
Select
A) 30
B) 70
C) 27
D) 26
E) 25
X = (875)10 = (87.5 x 10)10   Therefore, log10X = 10(log1087.5 + 1)   = 10(5.9421 + 1)   = 10(6.9421) = 69.421   X = antilog(69.421)   Therefore, number of digits in X = 70.   ANSWER:70
<result>B</result>
If log1087.5 = 5.9421, then the number of digits in (875)10 is?