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

Problems on H.C.F and L.C.M
Two numbers are in the ratio of 15 : 11. If their H.C. F. is 13, Find he numbers .

195 and 143
175 and 123
185 and 133
195 and 163

ANSWER DOWNLOAD EXAMIANS APP

Problems on H.C.F and L.C.M
What is the least number which when divided by 5, 6, 7 and 8 leaves a remainder 3, but when divided by 9 leaves no remainder?

1683
1245
1773
1650

ANSWER DOWNLOAD EXAMIANS APP

Problems on H.C.F and L.C.M
The H.C.F. of two numbers is 12 and their difference is 12. The numbers are:

94, 106
66, 78
84, 96
70, 82

ANSWER DOWNLOAD EXAMIANS APP

Problems on H.C.F and L.C.M
The smallest number which when diminished by 7, is divisible 12, 16, 18, 21 and 28 is:

689
1015
432
268

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

Required number = (L.C.M. of 12,16, 18, 21, 28) + 7= 1008 + 7= 1015

Problems on H.C.F and L.C.M
Find the greatest number that, while dividing 47, 215 and 365, gives the same remainder in each case?

3
5
6
4

ANSWER DOWNLOAD EXAMIANS APP

Problems on H.C.F and L.C.M
Product of two co-prime numbers is 117. Their L.C.M should be:

F
1
117
equal to their H.
Cannot be calculated

ANSWER DOWNLOAD EXAMIANS APP
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