The cost price of 25 books is the same as the selling price of ’X’ books. If the profit is 25%, then the value of X is ?	Choose the correct choice from the following answers
A) 12.8  B) 18  C) 16  D) 15  E) 14
let S.P. of X books = Rs 100 = C.P. of 25 books   Therefore, C.P. of one book = Rs 6.25   Profit = 25 %   Therefore, S.P of one book = 7.8   S.P of X articles = 7.8 X   7.8 X = 100 =&gt; X = 12.8   12.8NSWER:12.8
<result>A</result>
The cost price of 25 books is the same as the selling price of ’X’ books. If the profit is 25%, then the value of X is ?