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

Problems on H.C.F and L.C.M
Find the greatest number that, while dividing 47, 215 and 365, gives the same remainder in each case?

6
4
3
5

ANSWER DOWNLOAD EXAMIANS APP

Problems on H.C.F and L.C.M
A heap of stones can be made up into groups of 21. When made up into groups of 16, 20, 25 and 45 there are 3 stones left in each case. How many stones at least can there be in the heap?

3603
4803
2403
7203

ANSWER DOWNLOAD EXAMIANS APP

Problems on H.C.F and L.C.M
The product of two numbers is 4107. If the H.C.F. of these numbers is 37, then the greater number is:

185
111
101
107

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

 Let the numbers be 37a and 37b.Then, 37a x 37b = 4107 ab = 3.Now, co-primes with product 3 are (1, 3).So, the required numbers are (37 x 1, 37 x 3) i.e., (37, 111). Greater number = 111.

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

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

ANSWER DOWNLOAD EXAMIANS APP

Problems on H.C.F and L.C.M
The least square number which divides 8, 12 and 18 is?

100
144
121
64

ANSWER DOWNLOAD EXAMIANS APP

Problems on H.C.F and L.C.M
Find the L.C.M.. of 72, 108 and 2100.

37000
37800
38000
38600

ANSWER DOWNLOAD EXAMIANS APP
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