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

Problems on H.C.F and L.C.M
The H.C.F. of 1.75, 5.6 and 7 is:

0.07

0.35

0.7

3.5

0.07

0.35

0.7

3.5

ANSWER DOWNLOAD EXAMIANS APP

Problems on H.C.F and L.C.M
What is the smallest number which when diminished by 8, is divisible by 9, 6, 12 and 18?

45

44

60

50

45

44

60

50

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Problems on H.C.F and L.C.M
The least number which is a perfect square and is divisible by each of the numbers 16, 20 and 24, is:

1600

14400

3600

6400

1600

14400

3600

6400

ANSWER DOWNLOAD EXAMIANS APP

Problems on H.C.F and L.C.M
Find the smallest number which when increased by 5 is divisible by 9, 21, 25 and 30.?

2567

1882

3145

2378

2567

1882

3145

2378

ANSWER EXPLANATION 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?

31

29

17

23

31

29

17

23

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Problems on H.C.F and L.C.M
A, B and C start running around a circular stadium and complete one round in 27 s, 9 s and 36 s, respectively. In how much time will they meet again at the starting point?

3 minute 48 seconds

4 minute 48 seconds

2 minute 48 seconds

1 minute 48 seconds

3 minute 48 seconds

4 minute 48 seconds

2 minute 48 seconds

1 minute 48 seconds

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

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