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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 1 : 2 : 3 and their H.C.F is 12. The numbers are

4, 8, 12
10, 20, 30
12, 24, 36
5, 10, 15

ANSWER DOWNLOAD EXAMIANS APP

Problems on H.C.F and L.C.M
Reduce 391/667 to lowest terms .

31/45
23/37
11/13
17/29

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

H.C.F. of 391 and 667 is 23.On dividing the numerator and denominator by 23, we get :391 = 391 ¸23 = 17667    667¸ 23    29

Problems on H.C.F and L.C.M
The ratio of numbers is 3:4 and their H.C.F is 4. Their L.C.M is:

16
48
12
24

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 7m, 3m 85cm, 12 m 95 cm is

15 cm
25 cm
42 cm
35 cm

ANSWER DOWNLOAD EXAMIANS APP

Problems on H.C.F and L.C.M
The least number of five digits that have 144 their HCF is?

10075
10080
10085
10070

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

1260
540
180
360

ANSWER DOWNLOAD EXAMIANS APP
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