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

Problems on H.C.F and L.C.M
Three numbers are in the ratio of 2 : 3 : 4 and their L.C.M. is 240. Their H.C.F. is:

20
30
60
40

ANSWER DOWNLOAD EXAMIANS APP

Problems on H.C.F and L.C.M
The maximum number of students among them 1001 pens and 910 pencils can be distributed in such a way that each student gets the same number of pens and same number of pencils is:

1911
1001
910
91

ANSWER DOWNLOAD EXAMIANS APP

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 :

35 cm
42 cm
15 cm
25 cm

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Problems on H.C.F and L.C.M
What is the greatest number which divides 29, 32, 38 and leaves same remainder in each case?

3
2
4
5

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Problems on H.C.F and L.C.M
LCM of 87 and 145 is:

48
1305
435
875

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Problems on H.C.F and L.C.M
The least number which should be added to 2497 so that sum is divisible by 5, 6, 4, 3?

27
21
25
23

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

LCM of 5,6,4,3 is 60.On dividing 2497 by 60 we get 37 as remainder.Therefore number to be added is 60 - 37 =23.

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