Question

Find the length of a rope which can be cut into whole number of pieces of length 45cm, 75cm and 81 cm

Answer 1

201
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Answer 2

(LCM of 45, 75 and 81)

Answer:

Given length of pieces = 45cm, 75cm and 81cm.

(For required answer find the LCM of 45, 75 and 81.)

$lcm = 3 \times 3 \times 3 \times 3 \times 5 \times 5 = 2025cm$

THE least length of a rope which can cut into pieces of lengths 45cm, 75cm and 81cm is 2025cm.

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