Question

Determine the longest tape which can be used to measure exactly the length,breadth and height of a room which are 1050cm,7m50cm and 425cm respectively. 
25m
25cm
50cm
30cm
fast pls and don't spam ​

Answer 1

Step-by-step explanation:

Length of the longest tape in centimetres is the H.C.F. of 385,700 and 1295

385=5×7×11

700=2×2×5×5×7

1295=5×7××37

HCF=35cm.

Hence the longest tape is 35cm.