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

Problems on H.C.F and L.C.M
The least number which when divided by 8, 12 and 16, leave in each remainder 3, is?

70
51
71
69

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
268
432

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
Which of the following has most number of divisors?

99
182
101
176

ANSWER DOWNLOAD EXAMIANS APP

Problems on H.C.F and L.C.M
Reduce 4128/4386 to its lowest terms

16/17
13/17
13/18
14/13

ANSWER DOWNLOAD EXAMIANS APP

Problems on H.C.F and L.C.M
The H.C.F. of two numbers is 11 and their L.C.M. is 693 . If one of the numbers is 77, find the other .

88
77
95
99

ANSWER DOWNLOAD EXAMIANS APP

Problems on H.C.F and L.C.M
The traffic light at three different road crossing change after every 48 sec, 72 sec. and 108 sec. respectively . If they all change simultaneously at 8 : 20 : 00 hours, then at what time will they ag

8 : 27 : 12 hrs.
7 : 27 : 12 hrs.
6 : 27 : 12 hrs.
5 : 27 : 12 hrs.

ANSWER DOWNLOAD EXAMIANS APP
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