The LCM of two positive integers is twice the larger number. The difference of the smaller number and the GCD of the two numbers is 4.The smaller number is :
1). 12
2). 6
3). 8
4). 10
If the HCF and LCM of two consecutive (positive) even numbers be 2 and 84 respectively, then the sum of the numbers is
1). 30
2). 26
3). 14
4). 34
The sum of two numbers is 36 and their H.C.F. is 4. How many pairs of such numbers are possible
1). 1
2). 2
3). 3
4). 4
Three numbers which are coprime to one another are such that the product of the first two is 551 and that of the last two is 1073. The sum of the three numbers is :
1). 75
2). 81
3). 85
4). 89
L.C.M. of two numbers is 120 and their H.C.F. is 10. Which of the following can be the sum of those two numbers
1). 140
2). 80
3). 60
4). 70