if 8 labourers can earn rs.9000 in 15 days.how many laboures can earn rs. 6300 in 7 days?

Answer 1

1 labour-day = 9000/(8*15) = 75

So to earn 6300 would take 6300/75 = 84 labour days
so the number of labourers to work 7 days = 84/7 = 12

Answer 2

12

Answer 3

Rs 1728

Answer 4

12

Answer 5

Labourers earning days
8 9000 15
ATQ
So 1 day = 9000/(8*15) =75
To earn 6300 = 6300/75=84
No of labourers to work 7 days
Is 84/7= 12.
Thank you

Answer 6

Labourers earning days
8 9000 15
ATQ
So 1 day = 9000/(8*15) =75
To earn 6300 = 6300/75=84
No of labourers to work 7 days
Is 84/7= 12.
Thank you

Answer 7

ATQ,
Earning of 8 labourers in 1 day=9000/15=₹600
Earning of 1 labourer in 1 day=600/8=₹75
Earning of 1 labourer in 7 days=₹75*7=₹525
So,
₹525 can be earned in 7 days by-1 labourer
₹6300 can be earned in 7 days by-6300/525=12 labourers
Final ans-12

Answer 8

Such a great explanation