Question

Find the greatest possible length which can be used to measure exactly the lengths 7 metre 3 metre 85 cm and 1295 centimetre

Answer 1

First Convert each of the measurements in like units as 7 metres = 700 cm, 3m 85cm = 385cm and 1295 as the same and after that take hcf of all these three.

HCF( 700,385,1295)= 35 cm and here is your answer.