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

Problems on H.C.F and L.C.M
Find he smallest number of five digits exactly divisible by 16, 24, 36 and 54 .

10688
9868
10368
9368

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Problems on H.C.F and L.C.M
LCM of 18 and 27 is:

89
85
91
54

ANSWER DOWNLOAD EXAMIANS APP

Problems on H.C.F and L.C.M
The product of two numbers is 2025 and their HCF is 15 their LCM is:

2010
2040
135
150

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

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

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 least number which is a perfect square and is divisible by each of the numbers 16,20, and 24, is :

11400
6400
1600
3600

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Problems on H.C.F and L.C.M
A rectangular courtyard 3.78 metres long and 2.25 metres wide is to be paved exactly with square title, all of the same size. What is the largest size of the tile which could be used for the purpose

11 cms
21 cms
None of these
42 cms

ANSWER DOWNLOAD EXAMIANS APP
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