Question

X spends 15%of his pocket money on food and 20% of the remaining on a new shirt . If he was left with rs. 1360 how much did the new shirt cost him ?

Answer 1

Answer:

340

Step-by-step explanation:

Let Pocket money=100

Food=15%of100=15

Remaining

100-15=85

Shirt =20%of85=17

Amount left

85-17=68

68=1360(given)

1=20

Value of shirt 17=17×20=340

Answer 2

$let \: total \: money \: be \: x \\ acording \: to \: question \\ x \times \frac{85}{100} \times \frac{80}{100} = 1360 \\ x \times \frac{85}{1000} = 170 \\ x = 2000 \\ \: cost \: of \: new \: shirt \\ \: \: \: \: \: \: \: \: = 2000 \times \frac{85}{100} \times \frac{20}{100} \\ \: \: \: \: \: \: \: \: = 85 \times 4 = 340 \: rs$