if cost price of 25 books is equal to selling price of 20 books, calculate the gain or loos per cent.
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Answered by
1
Answer:
cost price of each book is Rs x
cost price of 25 books is Rs 25x
selling price of 20 books are Rs 25x
selling price of each book is Rs 25x/20=Rs 5x/4
gain per book=Rs (5x/4-x)
Rs (5x-4x)/4
=Rs x/4
gain %=x.100/4.x=25%
Answered by
0
Answer:
5%
Step-by-step explanation:
20 × 25 ÷ 100 = 50 ÷10 = 5%
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