Question:A, B, C hire a meadow for Rs. 1095. If A puts in 10 cows for 20 days; B 30 cows for 8 days and C 16 cows for 9 days, then the rent paid by C is :
A `Rs. 270`
B `Rs. 320`
C `Rs. 450`
D `Rs. 285`
/20
+ Answer
A
+ Explanationsolution:
`A : B : C = 10 xx 20 : 30 xx 8 : 16 xx 9 = 200 : 240 : 144 = 25 : 30 : 18`.
`:.` C's rent `= Rs. (1095 xx 18/73)`
`= Rs. 270`.