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Last Year, Oranges Were Available at Rs. 24 per Dozen; but this Year, They Are Available at Rs. 50 per Score. Find the Percentage Change in the Price of Oranges. - Mathematics

Sum

Last year, oranges were available at Rs. 24 per dozen; but this year, they are available at Rs. 50 per score. Find the percentage change in the price of oranges.

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Solution

Price of 1 orange = `(24)/(12)` = Rs.2

New price = `(50)/(20)` = Rs.2.50   ...[∵ 1 score = 20]

Increase in price  = Rs.2.5 - Rs.2.0 = Rs. 0.50

∴ % Change in price (increase)

= `(0.50)/(2) xx 100  = 0.50 x 50 = 25%`

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APPEARS IN

Selina Concise Mathematics Class 8 ICSE
Chapter 7 Percent and Percentage
Exercise 7 (C) | Q 7 | Page 86
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