Question

If i purchased 11 books for rs 10 and sold all the books at the rate of 10 books for rs 11 .The profit percent is

Answer 1

Step-by-step explanation:

cost price =rs. 10

selling price =rs.11

profit =

$121 \div 10 -10 = rs.21 \div 10 \\ \\ gain\% = 21 \div 10 \times 10 \times 100 = 21\%$

hope it hlp u !