The price of a book is reduced by 25 percent. what is the ratio of change in price to the old price
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The price of the book is considered to be whole in this case. So take it as 100%. It's now reduced BY 25%. So 25/100 i.e. 1/4. The change in price is the ratio 1:4
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Let the price of book be =x
Reduced amount =100-25=75
,Ratio of the old price of book is = 75:4
Reduced amount =100-25=75
,Ratio of the old price of book is = 75:4
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