Question

a labour earn 672 per week how much will he earn in 18 days

Answer 1

1 week = 7 day
7 day labour earn 672
1 day labour earn (672/7) = 96
18 day labour earn (96×18)= 1728
correct answer here...

Answer 2

Let the labourer earn ₹ x in 18 days

So,

Days 7 18

Money earned (in ₹) 672 x

We know that it is a direct variation.

So, 7: 672 = 18: x

7/672 = 18/x

x = (18 × 672)/7

= ₹1728

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