# LCM & HCF

The L.C.M. of two numbers is 48. The numbers are in the ratio 2 : 3. Then sum of the number is:

A.30
B.22
C.40
D.60

The least number, which when divided by 12, 15, 20 and 54 leaves in each case a remainder of 8 is:

A.534
B.486
C.544
D.548

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

A.124
B.100
C.111
D.175

The product of two numbers is 2028 and their H.C.F. is 13. The number of such pairs is:

A.1
B.2
C.3
D.5