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Problems on H.C.F and L.C.M

Problems on H.C.F and L.C.M
The greatest possible length which can be used to measure exactly the length 7 m, 3 m 85 cm, 12 m 95 cm is :

25 cm
15 cm
35 cm
42 cm

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Problems on H.C.F and L.C.M
The least number which is a perfect square and is divisible by each of the numbers 16,20, and 24, is :

1600
3600
11400
6400

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Problems on H.C.F and L.C.M
The H.C.F of 2923 and 3239 is :

37
47
73
79

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Problems on H.C.F and L.C.M
Which of the following has the most number of divisors?

182
101
176
99

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

Option A, 176 = 1 x 2 x 2 x 2 x 2 x 11.Option B, 182 = 1 x 2 x 7 x 13. Option C, 99 = 1 x 3 x 3 x 11. Option D, 101 = 1 x 101.Divisors of 99 are 1, 3, 9, 11, 33, 99.Divisors of 176 are 1, 2, 4, 8, 11, 16, 22, 44, 88 and 176. Divisors of 182 are 1, 2, 7, 13, 14, 26, 91 and 182.Hence, 176 have the most number of divisors.

Problems on H.C.F and L.C.M
Two numbers 4242 and 2903 when divided by a certain number of three digits, leave the same remainder. Find the number?

103
113
107
101

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Problems on H.C.F and L.C.M
The H.C.F. of 4 x 27 x 3125, 8 x 9 x 25 x 7 & 16 x 81 x 5 x 11 x 49 is

1260
180
540
360

ANSWER DOWNLOAD EXAMIANS APP
MORE MCQ ON Problems on H.C.F and L.C.M

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