The ratio of the sum to the LCM of two natural numbers is 7:12. If their HCF la 4, then the smaller number is :
1). 20
2). 16
3). 12
4). 8
Two numbers are in the ratio 3:4. If their HCF is 4, then their LCM is
1). 48
2). 42
3). 36
4). 24
Two numbers are in the ratio 3:4. Their L.C.M. is 84. The greater number is
1). 21
2). 24
3). 28
4). 84
Two numbers are in the ratio 3:4. If their LCM is 240, the smaller of the two number is
1). 100
2). 80
3). 60
4). 50
Three numbers are in the ratio 2:3:4 and their H.C.F. is 12. The L.C.M. of the numbers is
1). 144
2). 192
3). 96
4). 72