In a hostel it costs Rs. 1800 to keep 50 children for 8 weeks. For what length of time did the cost of keeping 90 children amount to Rs. 21060 ?

The hostel cost for 50 children for 8 weeks is Rs.1800

The hostel cost for 1 child for 8 weeks is

The hostel cost for 1 child for 1 week is

Thus, hostel cost for 90 children for 1 week is

The cost of keeping 90 children for  x number of weeks amounts to Rs.21060.

Thus,

Thus, the number of weeks is 52

  • 25

IS the answer 52 weeks????????????????

  • -3

yea... how did you solve this??

  • -5
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