Question

Cuboid room length 7m 76 CM breadth 4 m 29 cm height 3m 85 CM determine longest tape which can measure the dimension of room exactly change in centimetre find HCF

Answer 1

L=7m 76cm=776cm
B=4m29cm=429cm
H=3m85cm=385cm
HCF OF 776cm ,429cm, 385cm

776= 2×2×2×97×1
429=3×13×11×1
385=5×7×11×1
We have to find the HCF to find out the longest tape which can measure the dimension of the room exactly.
HCF=1