Question : The HCF of two numbers 110 and 1980 is:

Option 1: 140

Option 2: 110

Option 3: 120

Option 4: 180

Question : Two numbers are in the ratio of 6 : 5. If their HCF is 3, then what is the LCM of the two numbers?

Option 1: 64

Option 2: 110

Option 3: 90

Option 4: 80

Question : The HCF and LCM of the two numbers are 21 and 84, respectively. If the ratio of the two numbers is 1:4, then the larger of the two numbers is:

Option 1: 12

Option 2: 108

Option 3: 48

Option 4: 84

Question : The HCF of two numbers is 17 and the other two factors of their LCM are 11 and 19. The smaller of the two numbers is:

Option 1: 209

Option 2: 187

Option 3: 323

Option 4: 306

Question : The product of the two numbers is 1500 and their HCF is 10. The number of such possible pairs is/are:

Option 1: 1

Option 2: 3

Option 3: 4

Option 4: 2

Question : The sum of two positive numbers is 240 and their HCF is 15. Find the number of pairs of numbers satisfying the given condition.

Option 1: 5

Option 2: 2

Option 3: 8

Option 4: 4