Quantitative Aptitude - Arithmetic Ability Questions

In the following question, select the odd word pair from the given alternatives.

Select the odd word/letters/number/number pair from the given alternatives.

Select the odd word/letters/number/number pair from the given alternatives.

72% of a number is 90. What is the number?

How many numbers are there from 300 to 650 which are completely divisible by both 5 and 7?

The perimeter and the breadth of a rectangle are 68 cm and 10 cm respectively. Calculate the length of its diagonal (in cm).

In a triangle the length of the side opposite the angle which measures 30° is 9 cm, what is the length of the side opposite to the angle which measures 60°?

What is the sum of the first 11 terms of an arithmetic progression if the 4th term is 11 and the 7th term is -4?