in a hostel it costs rs1800to keep 50children for 8 Weeks.for what length of time did the cost of keeping 90children amount to rs21060?
Answers
Answered by
1
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,
https://s3mn.mnimgs.com/img/shared/discuss_editlive/4123631/2012_12_13_19_00_43/mathmlequation1725186518712026182.png
Thus, the number of weeks is 52
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,
https://s3mn.mnimgs.com/img/shared/discuss_editlive/4123631/2012_12_13_19_00_43/mathmlequation1725186518712026182.png
Thus, the number of weeks is 52
Similar questions