Classification Choose Odd Number Pair / Group

In all other pairs, first number is 35 more than the second.

In all other pairs, the second number is obtained by multiplying the square of the first by a prime number.

In all other pairs, consist of odd numbers only.

In all other pairs, second number is a multiple of the first.

In all other pairs, 2nd number = 1st number multiple 2.5.

In all other pairs, the ratio of the two numbers is 8 :9.

In all other groups, the numbers are in the ratio 1: 3 : 2 :5.

In all other groups, the number inside the bracket is the sum of the cubes of the numbers outside it.

In all other groups, the numbers inside the bracket is twice the sum of the numbers outside it.

In all other pairs, the sum of two numbers is 8.