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5. Comparing Quantities using Proportion
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Q5 of 48 Page 109

The printed price of a book is Rs. 150. And discount is 15%. Find the actual amount to be paid.

The printed price of a book = Rs. 150

Discount = 15%


= 15% of 150



= 22.5


The actual amount to pay = printed price of a book – discount


= 150-22.5


= Rs. 127.50


∴ The actual amount to be paid is Rs. 127.50


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3

On Monday, the value of a company’s shares was Rs. 7.50. The price increased by 6% on Tuesday, decreased by 1.5% on Wednesday, and decreased by 2% on Thursday. Find the value of each share when trade opened on Friday.

4

With most of the Xerox machines, you can reduce or enlarge your original by entering a percentage for the copy. Reshma wanted to enlarge a 2 cm by 4 cm drawing. She set the Xerox machine for 150% and copied her drawing. What will be the dimensions of the copy of the drawing be?

6

The marked price of an gift item is Rs. 176 and sold it for Rs. 165. Find the discount percent.

7

A shop keeper purchased 200 bulbs for Rs. 10 each. However 5 bulbs were fused and put them into scrap. The remaining were sold at Rs. 12 each. Find the gain or loss percent.

Questions · 48
5. Comparing Quantities using Proportion
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