The greatest possible length which can be used to measure exactly the lengths 7 m, 3 m 85 cm, 12 m 95 cm is · ABC26GN0518

Subject: General Aptitude · Chapter: H.C.F. and L.C.M. of Numbers · Exam: R.R.B. 2008

The greatest possible length which can be used to measure exactly the lengths 7 m, 3 m 85 cm, 12 m 95 cm is
(a)15 cm
(b)25 cm
(c)35 cm
(d)42 cm
Answer
Answer (as printed): C
Explanation
Required length = H.C.F. of 700 cm, 385 cm and 1295 cm $=35 \mathrm{cm}$.

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