Quantitative Aptitude - Arithmetic Ability Questions

The addition of a rational number and its reciprocal is 61/30. Calculate the number.

What should be added to 8(3x - ­4y) to obtain 18x ­- 18y?

Rohit buys a ball for Rs 450 and sells it. Rohit gives two successive discount of 20% and 5% to the customer. What will be the selling price (in Rs) of the ball?

What is the third proportional to 10 and 20?

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

In the following question, select the odd letter/letters from the given alternatives.

Find two numbers such that their mean proportion is 8 and third proportion is 64.

If x + 1x = 3, then x18 + x12 + x6 + 1 value is