Question

Three persons start walking together
and their steps measure 40 cm, 42 cm and 45 cm,
respectively. What is the minimum distance each
should walk, so that each can cover the same distance
in complete steps?
UPSC (CSAT) 2011
(a) 25 m 20 cm
(6) 50 m 40 cm
(c) 75 m 60 cm
(d) 100 m 80 cm
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Answer 1

Answer:

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Answer 2

Correct Answer Will Be

(d) 100 m 80 cm (✔)