Question : The sum of the three numbers is 280. If the ratio between the first and second numbers is 2 : 3 and the ratio between the second and third numbers is 4 : 5, then find the second number.

Option 1: 80

Option 2: 90

Option 3: 86

Option 4: 96

Question : Two numbers are in the ratio 3 : 5. If 6 is added to each of them the ratio becomes 2 : 3. The numbers are:

Option 1: 21 and 35

Option 2: 30 and 50

Option 3: 24 and 40

Option 4: 18 and 30

Question : Of the three numbers whose average is 40, the first is $\frac{1}{3}$rd of the sum of the other two. What is the first number?

Option 1: 20

Option 2: 50

Option 3: 25

Option 4: 30

Question : Three numbers are in the ratio 5 : 7 : 12. If the sum of the first and the third numbers is greater than the second number by 50. The sum of the three numbers is:

Option 1: 125

Option 2: 120

Option 3: 95

Option 4: 85

Question : Three numbers are in the ratio 2 : 3 : 4. If the sum of their squares is 1856, the numbers are:

Option 1: 8, 12, and 16

Option 2: 16, 24, and 32

Option 3: 12, 18, and 24

Option 4: None of the above.