Quantitative Aptitude - Arithmetic Ability Questions

What is the measure of an interior angle of a regular polygon of 10 sides?

What is the value of [sin (90– 10θ) – cos (p – 6θ)]/ [cos (p/2 – 10θ) – sin (p – 6θ)]?

The value of ds+t÷ds÷dt

A mobile plan costs Rs. 32 for 6 minutes. What is the approximate cost, in rupees, for 4 minutes?

Two numbers are 40% and 80% lesser than a third number. By how much percent is the second number to be enhanced to make it equal to the first number?

A librarian purchased 60 story books for his library. But he found that he could get 4 extra books by spending Rs 336 more and then the overall average price per book would be reduced by Re 1. The previous average price of each book was

What is the value of tanπ4+A×tan3π4+A ?

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