Question

The cost price of 10 books is equal to the selling price of 9 books. Find the gain percent?

• A. 10 1/9%
• B. 9 1/9%
• C. 11 1/9%
• D. 10%

Answer 1

Answer:

C. 11 1/9%

Gain% = (x - y) / y * 100%

=(10-9) /9 * 100%

=100/9%

= 11 1/9%