A fraction become $\frac{1}{6}$ when 4 is subtracted from its numerator and 1 is added to its denorninator. If 2 and 1 are respectively added to its numerator and the denominator , it becomes $\frac{1}{3}$ .Then , the LCM of the numerator and denominator of the said fraction , must be
1). 14
2). 350
3). 5
4). 70
4. The H.C.F. of two numbers is 8. Which one of the following can never be their L.C.M.
5. The LCM of two numbers is 48. The numbers are in the ratio 2:3. The sum of the numbers is
6. Three numbers are in the ratio 2:3:4 and their H.C.F. is 12. The L.C.M. of the numbers is
8. Which greatest number will divide 3026 and 5053 leaving remainders 11 and 13 respectively
9. The LCM of two multiples of 12 is 1056. If one of the number is 132, the other number is
10. The ratio of two numbers is 4:5 and their L.C.M . is 120. The numbers are