Question : The ratio of two numbers is 3 : 7. The sum of the two numbers is 180. what is the positive difference between the two numbers?

Option 1: 80

Option 2: 72

Option 3: 85

Option 4: 78

Question : The ratio of two numbers is 5 : 9. If 6 is added to the greater number and 6 is subtracted from the smaller number, the greater number becomes 6 times the smaller number. What are the numbers?

Option 1: 15 and 17

Option 2: 10 and 18

Option 3: 25 and 45

Option 4: 20 and 36

Question : The difference between the two numbers is 24 while the sum of those two numbers is 120. Which of the options below can be the ratio of those two numbers?

Option 1: 3 : 5

Option 2: 3 : 2

Option 3: 4 : 5

Option 4: 5 : 8

Question : The sum of the two numbers is 45. Their HCF and LCM are 5 and 70 respectively. Find the sum of the reciprocal of the two numbers.

Option 1: $\frac{9}{70}$

Option 2: $\frac{3}{140}$

Option 3: $\frac{4}{35}$

Option 4: $\frac{3}{16}$

Question : The product of two positive numbers is 240. If the ratio of the two numbers is 3 : 5, then what is the sum of the two numbers?

Option 1: 46

Option 2: 45

Option 3: 32

Option 4: 42