Both A and B sells their watch at the rate of Rs.5,400 per watch. A earned a profit of 10 percent while B incurred a loss of 25 percent. What is the ratio of cost prices of A and B?
Answer & explanation
Correct answer: option 2
A earned 10%
B loses 25%
CP SP
A 10 11
B 4 3
As the selling price for both A and B is same then multiply A by 3 and B by 11
CP SP
A 10 11)×3
B 4 3)×11
CP SP
A 30 33
B 44 33
So the ratio of cost price of A and B is
30 : 44 = 15 : 22