Question

The length, breadth and height of a room are 1000 cm, 800 cm and 600cm respectively.The longest tape that can measure the three dimensions of the room exactly is A) 100 cm B) 200 cm C) 400 cm D) 600 cm

Answer 1

Step-by-step explanation:

100 cm is the answer.......

Answer 2

Answer:

option B ) 200.

Step by step explanation:

the longest tape that can measure the three dimensions of the room exactly is the HCF of 800 (breadth), 1000 ( length) and 600 (height).

800 = 2×2×2×2×2×5×5

1000= 2×2×2×5×5×5

600 = 2×2×2×3×5×5

HCF = 2×2×2×5×5

= 8 × 25

= 200