Question

if the cost of X metres of cloth is rupees why find the cost of 18 of cloth​

Answer 1

Answer:

We consider that the cost of cloth is directly proportional to the length of the cloth.

So, 

Where , x i the cost of 15 metres of cloth

Solving , we get , X = 

                             = 124.5

So, the cost of 15 metres of cloth is 124.5

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