Page 152 - Start Up Mathematics_3

Example 17: Suman bought 4 mangoes with ` 48.80. How much 12.20
did each mango cost? 4 48.80

– 4
Solution: Cost of 4 mangoes = ` 48.80
Cost of 1 mango = ` 48.80 ÷ 4 = ` 12.20 08
– 8
Answer: The cost of 1 mango was ` 12.20.
08
– 8
00

– 0
0

EXERCISE 10.5

1. A student bought 2 colour boxes, 3 paint brushes and 4 drawing sheets for
an art competition. If each colour box costs ` 45.30, each paint brush costs

` 22.45 and each drawing sheet costs ` 2.25, how much did the student spend
in all?
2. If a box of chocolates costs ` 89.75, what is the cost of 8 such boxes?

3. Honey bought a pair of jeans for ` 425 and a matching top for ` 265.70. How
much did she spend in all?

4. Kinjal bought a board game for ` 172.50, 2 pens for ` 38.25 each and a glue
stick for ` 23.75. She has ` 375 with her. How much money will she be left
with?

5. Mrs Gupta purchased a jewellery box, a bracelet and 2 pairs of hair clips for
` 627.50. If the jewellery box costs ` 315.25 and 2 pairs of hair clips cost ` 122,
find the cost of the bracelet.

6. The cost of 8 flowers is ` 90.40. How much will one flower cost?

Calculating Rate Charts and Bills

Example 18: Saira and Prachi went shopping to Colour Cosmetics
a cosmetic shop. Saira purchased Lipstick ` 65
2 lipsticks and a perfume. Prachi Nail polish ` 42.50
purchased a lipstick, 2 nail polishes Talcum Powder ` 81.25
and a talcum powder. Look at the rate Perfume ` 173
list and calculate the amount each of Make-up kit ` 210
them spent.

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