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

Problems on H.C.F and L.C.M
Which of the following fractions is the largest?

7/8

63/80

31/40

13/16

7/8

63/80

31/40

13/16

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Problems on H.C.F and L.C.M
Find the greatest number that will divide 147,185 and 251 leaving the remainders 3,5 and 11 respectively.

14

11

12

13

14

11

12

13

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Problems on H.C.F and L.C.M
The largest four-digit number which when divided by 4, 7 or 13 leaves a remainder of 3 in each case,is :

9831

9893

8739

9834

9831

9893

8739

9834

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Problems on H.C.F and L.C.M
The least number of four digits which is divisible by 15, 25, 40 and 75 is:

9800

9000

9600

9400

9800

9000

9600

9400

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Problems on H.C.F and L.C.M
A. B. and C. start at the same time in the same direction to run around a circular stadium. A completes a round in 252 seconds, B in 308 seconds and C in 198 seconds.all starting at the same point.

42 minutes 36 seconds

46 minutes 12 seconds.

26 minutes 18 seconds

45 minutes

42 minutes 36 seconds

46 minutes 12 seconds.

26 minutes 18 seconds

45 minutes

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Problems on H.C.F and L.C.M
Find the HCF of 2.1, 1.05 and 0.63

3.21

1.21

2.21

0.21

3.21

1.21

2.21

0.21

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

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