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Pankaj Kumar

· started a discussion

· 1 Months ago

give explanation (Question: 277533.0 )

please provide with the explanation what is x

Question:

A supply of water lasts for 20days if 20 gallons leak off every day, but only for 15 days if 60 gallons leak off daily. What is the total quantity of water in the supply.

Options:
A)

2400

B)

1125

C)

3350

D)

1250

Solution:

Ans: (a)Let consuption is x gallon per day


(20x + 400)=  (15x + 900)

 x = 100

Quantity of water = (20x + 400) = 2400

Nikhil verma

· commented

· 1 Months ago

but where it is written?

Vishal Rathee

· commented

· 1 Months ago

here x is used because it also fillled with tap and at the same time leak happens
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