Question

A metal pipe 3 metre long, weighs 7.6 kg. What would be the weight of the same kind of 7.8 m long pipe? ​

Answer 1

Answer:

7.6/3

= 2.533333...

for 1 meter

= 2.53*7.8

= 19.734

Answer 2

Weight of 3m long pipe = 7.6 kg
Weight of 1m long pipe will be 7.6 / 3 kg .

Thus , the weight of 7.8 m long pipe = 7.8 x 7.6 / 3 kg
= 19.76 kg .