The C.P of 14 books is equal to the S.P of 18 books. Find his gain% or loss%?
Choose the correct choice from the following answers.
A) 16 2/3% loss
B) 16 2/8% loss
C) 16 3/3% loss
D) 22 2/9% loss
E) 56 2/3% loss
14 CP = 18 SP   18 --- 4 CP loss   100 --- ? =&gt; 22 2/9% loss   Answer:22 2/9% loss
<result>D</result>
The C.P of 14 books is equal to the S.P of 18 books. Find his gain% or loss%?