In this task, you need to provide the correct option for a given problem from the provided options.

[Q]: Problem: the flowerman sale , all of the prices of the flowers sold were different . if the price of a radio sold at the flowerman sale was both the 17 th highest price and the 42 th lowest price among the prices of the slowers sold , how many flowers were sold at the flowerman sale ?
Options: a ) 38 , b ) 34 , c ) 58 , d ) 63 , e ) 73
[A]: c

[Q]: Problem: if m = 3 ^ n , what is the greatest value of n for which m is a factor of 28 !
Options: a ) 13 , b ) 10 , c ) 12 , d ) 14 , e ) 16
[A]: a

[Q]: Problem: the cost of 3 pens and 5 pencils is rs . 240 . also the cost of one pen and one pencil is in the ratio of 5 : 1 respectively . what is the cost of one dozen pens ?
Options: a ) rs . 200 , b ) rs . 720 , c ) rs . 300 , d ) rs . 150 , e ) none of these
[A]:
b