Quantitative Aptitude - Arithmetic Ability Questions

If 1 dupatta is offered free on purchase of 4 dupattas priced Rs 1300 each what is the effective discount on each dupatta?

Expanded and simplification of (x + 3)(x - 1) will be equal to

How many numbers are there from 300 to 700 which are divisible by 2, 3 and 7?

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

What is the simplest form of (1 + cosA)(cosecA ­ cotA)?

What is the value of sec 30° + cot 30°?

The average monthly salary of 19 members of a group is Rs. 16000. If one more members whose monthly salary is Rs. 20000 has joined the group, then the average salary of the group is

The sum of the digits of a 2-digit number is 8. If we add 36 to the number, the new number obtained is a number formed by interchange of the digits. What is the number?