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

Problems on H.C.F and L.C.M
Six belts commence tolling together and toll at intervals of 2, 4, 6, 8, 10 and 12 seconds respectively. In 30 minutes. how many times do they toll together ?

4
15
10
16

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Problems on H.C.F and L.C.M
The least square number which divides 8, 12 and 18 is?

121
100
64
144

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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
91
1001
910

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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

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

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Problems on H.C.F and L.C.M
Find the L.C.M of 2/15, 3/10, 6/5

2/3
7/5
8/5
6/5

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Problems on H.C.F and L.C.M
A room is 6 meters 24 centimeters in length and 4 meters 32 centimeters in width. Find the least number of square tiles of equal size required to cover the entire floor of the room?

117
96
124
110

ANSWER DOWNLOAD EXAMIANS APP
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