By selling 15 books, a man gains the selling price of 3 books as profit. What is the
profit percent
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25 % is profit if by By selling 15 books, a man gains the selling price of 3 books as profit.
Step-by-step explanation:
Let say Cost Price of 1 book = C
Selling Price of 1 Book = S
Cost Price of 15 Books = 15C
Selling Price of 15 Books = 15S
Profit = 15S - 15C = 3S
=> 12S = 15C
=> S = 5C/4
Profit = S - C = 5C/4 - C = C/4
Profit % = 100 * (C/4)/C = 25 %
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Answered by
0
Answer:
25%
Step-by-step explanation:
cost price of 1 book =C
SP of 1 book =S
selling price of 15 books =15C
selling price of 15 books = 15 S
profit =15S- 15C = 3S
12S =15C
5=5C/4
profit =5-C=5C/4-C=C/4
profit =100*(C/4)/C=25% ANS
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