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

Problems on H.C.F and L.C.M
Find the least multiple of 23,which when divided by 18,21 and 24 leaves remainders 7,10 and 13 respectively.

3036
3024
3002
3013

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Problems on H.C.F and L.C.M
The smallest fraction, which each of 6/7, 5/14, 10/21 will divide exactly is:

30/98
50/294
60/147
30/7

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

54
89
85
91

ANSWER DOWNLOAD EXAMIANS APP

Problems on H.C.F and L.C.M
Find the greatest possible length which can be used to measure exactly the length 4 m 95 cm . , 9 m and 16 m 65 cm.

45 cm.
35 cm
55 cm.
42 cm.

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Problems on H.C.F and L.C.M
What is the least number when divided by 4, 5, 6, 8 and 10 leaves 3 as remainder?

112
116
121
123

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

 The least number which when divided by 4,5,6,8 and 10 is the LCM of these numbers. But each time  to get 3 as remainder, we have to add the remainder 3 to the obtained LCM.LCM of (4, 5, 6, 8, 10)+ 3=120+3=123

Problems on H.C.F and L.C.M
The maximum number of student amoung 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 :

910
91
1911
1001

ANSWER DOWNLOAD EXAMIANS APP
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