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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 .

9368
10368
9868
10688

ANSWER DOWNLOAD EXAMIANS APP

Problems on H.C.F and L.C.M
The H.C.F. of 0.54, 1.8 and 7.2 is:

1.8
0.018
18
0.18

ANSWER DOWNLOAD EXAMIANS APP

Problems on H.C.F and L.C.M
The largest four – digit number which when divided by 4, 7 or 13 leaves a remainder of 3 in each case, is

9893
9834
9831
8739

ANSWER DOWNLOAD EXAMIANS APP

Problems on H.C.F and L.C.M
Find the H.C.F of 12, 16, 18 and 24?

4
1
2
3

ANSWER DOWNLOAD EXAMIANS APP

Problems on H.C.F and L.C.M
Find largest number of 4 digits divisible by 12, 15, 18, 27 ?

9720
12765
11340
10478

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

The largest 4 digit number is 9999.We know that , if LCM of given numbers divide a number N , then N is exactly divisible by all the given numbers .LCM of 12,15,18,27 is 540.On dividing 9999 by 540 we get 279 as remainder.Therefore number =9999 - 279 =9720.

Problems on H.C.F and L.C.M
Find the HCF of 2.1, 1.05 and 0.63

0.21
1.21
2.21
3.21

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

To solve this question quickly, first remove decimal by multiplying each term with 100,Then terms become 210, 105, 63Then HCF of above terms is 21, So Answer is 0.21

MORE MCQ ON Problems on H.C.F and L.C.M

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