If I purchased 11 books for ₹ 10 and sold all at the rate of 10 books for ₹ 11, the profit percent
A. 10 %
B. 11 %
C. 21 %
D. 100 %
Answer:C
If I purchased 11 books for ₹ 10 and sold all at the rate of 10 books for ₹ 11, the profit percent
A. 10 % B. 11 % C. 21 % D. 100 %