Question

In a hostel It costs ₹ 1800 to keep 50 childrens for 8 weeks. For what length of time did the cost of keeping 90 children's amount to rupees ₹​21060?​

Answer 1

hlo mate ✌️

1800 × 90 × x)/(50 × 8) = 21060

x = (21060 × 50 × 8)/(1800 × 90)

x = 8424000/162000

x = 52

So, the answer is 52 weeks.

Hope it helps.

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Answer 2

hlo mate ✌️

Given :

Cost Required to keep 50 childrens : Rs. 1800 [ in a time of 8 week]

To find :

time , at the cost of keeping 90 children's amount to rupees ₹21060?

According to the condition:

(1800 × 90 × x)/(50 × 8) = 21060

x = (21060 × 50 × 8)/(1800 × 90)

x = 8424000/162000

x = 52

☞ 52 weeks is the answer

Hope it helps ❣️