In this task, you need to provide the correct option for a given problem from the provided options.
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Question: Problem: ashley paid 5 dollars for 1 notebook and 1 pencil . if both prices were integers , how many pencils did ashley buy if she paid 93 dollars for the pencils and for 15 notebooks ? 
Options: a ) 6 . , b ) 16 . , c ) 18 , d ) 21 , e ) 26

Answer: d


Question: Problem: if m = 3 ^ n , what is the greatest value of n for which m is a factor of 25 ! 
Options: a ) 8 , b ) 10 , c ) 12 , d ) 14 , e ) 16

Answer: b


Question: Problem: if log 1087.5 = 5.9421 , then the number of digits in ( 875 ) 10 is ? 
Options: a ) 30 , b ) 70 , c ) 27 , d ) 26 , e ) 25

Answer:
b