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

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

13/17

16/17

13/18

14/13

13/17

16/17

13/18

14/13

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?

50

60

45

44

50

60

45

44

ANSWER DOWNLOAD EXAMIANS APP

Problems on H.C.F and L.C.M
An electronic device makes a beep after every 60 sec. Another device makes a beep after every 62 sec. They beeped together at 10 a.m. The time when they will next make a beep together at the earliest,

12 : 31 am

10 : 31 am

11 : 31 am

9 : 31 am

12 : 31 am

10 : 31 am

11 : 31 am

9 : 31 am

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

Problems on H.C.F and L.C.M
Three numbers are in the ratio of 2 : 3 : 4 and their L.C.M. is 240. Their H.C.F. is:

60

40

30

20

60

40

30

20

ANSWER DOWNLOAD EXAMIANS APP

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

16

10

15

4

16

10

15

ANSWER DOWNLOAD EXAMIANS APP

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

1683

1983

1183

1383

1683

1983

1183

1383

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

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