A person bought 110 glass bowls at a rate of Rs. 10 per bowl. He sold 100 of them at Rs. 14 and the remaining broke. What is the percentage gain for A? Pick:
A) 40
B) 300 / 11
C) 243 / 7
D) 279 / 11
E) 279 / 8

Rationale: "cp = 110 * 10 = 1100 and sp = 100 * 14 = 1400 gain % = 100 * ( 1400 - 1100 ) / 1100 = 300 / 11 answer : b"
Answer: B