Quantitative Aptitude - Arithmetic Ability Questions

The sum of all prime numbers between 18 and 32 is:

5% more is gained by selling a watch for Rs. 350 than by selling it for Rs. 340. The cost price of the watch is

Iftan 450=cot∅, then the value of ∅, in radians is 

There are two numbers such that the first number is half of the second number. If their average is 57, then what is the first number?

A table was sold at a profit of 10%. If its cost price was 5% less and it was sold for Rs. 7 more, the gain would have been 20%. Find the cost price of the table.

What is the value of cos (90 – B) sin (C – A) + sin (90 + A) cos (B + C) – sin (90 – C) cos (A + B)?

The sum of 2xy(3x + 4y - 5z) and 5yz(2x - 3y) is

At what point does the line 3x + 2y = -12 intercept the Y-axis?