Quantitative Aptitude - Arithmetic Ability Questions

The value of x13+x-13x23-1+x-23

If 31% of an electricity bill is deducted, Rs 1794 is still to be paid. How much was the original bill amount?

Solve the following equation to find x: (x − 2)2 − 36 = 0 : xεN

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

If 2x/3 - [5(4x/5 - 4/3)]/2 = 1/3, then what is the value of x?

What is the value of (32 cos6x – 48 cos4x + 18 cos2x – 1)/[4 sin x cos x sin (60 – x) cos (60 – x) sin (60 + x) cos (60 + x)]?

A merchant changed his trade discount from 25% to 15%. This would increase selling price by

The average cost of 5 items in a shopping list is Rs 650. If one more item whose cost is Rs 1400 is added to the list what will be the new average (in Rs)?