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

Problems on H.C.F and L.C.M
What is the HCF of 2/3, 4/9 and 6/5

4/15
8/45
2/45
7/45

ANSWER DOWNLOAD EXAMIANS APP

Problems on H.C.F and L.C.M
A, B and C start at the same time in the direction to run around a circular stadium. A completes a round in 252 seconds and C in 198 seconds, all starting at the same point. after what time will they

42 minutes 36 econds
45 minutes
46 minutes 12 econds
26 minutes 18 econds

ANSWER DOWNLOAD EXAMIANS APP

Problems on H.C.F and L.C.M
The ratio of numbers is 3:4 and their H.C.F is 4. Their L.C.M is:

48
12
16
24

ANSWER DOWNLOAD EXAMIANS APP

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

54
91
89
85

ANSWER DOWNLOAD EXAMIANS APP

Problems on H.C.F and L.C.M
There are four prime numbers written in ascending order of magnitude. The product of the first three is 7429 and of the last three is 12673. Find the fourth number?

29
17
23
31

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 7700. If one of the numbers is 275, then the other is:

208
308
408
508

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

Other number = (11 x 7700/275) = 308.

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