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
6. Which is the least number which when doubled will be exactly divisible by 12, 18, 21 and 30
7. What is the greatest number that will divide 307 and 330 leaving remainders 3 and 7 respectively
8. The least multiple of 7, which leaves the remainder 4 , when divided by any of 6. 9, 15 and 18, is
9. If the ratio of two numbers is 2:3 and their L.C.M . is 54, then the sum of the two numbers is