Quantitative Aptitude - Arithmetic Ability Questions

If x3 = 62 - 32, then the value of x is

If a – (1/a) = b, b – (1/b) = c and c – (1/c) = a, then what is the value of (1/ab) + (1/bc) + (1/ca)?

If x2 + (1/x2) = 31/9 and x > 0, then what is the value of x3 + (1/x3)?

A cloth merchant has announced 25% rebate in prices. If one needs to have a rebate of Rs. 40, then how many metres of cloth costing Rs. 32 per metre he should purchase 

In a Rhombus ABCD, measure of angle CAB is 35°, what is the measure of angle ABC?

What is the least number of complete years in which a sum of money put out at 40% annual compound interest will be more than trebled?

What is the value of [1 – tan (90 – θ) + sec (90 – θ)]/[tan (90 – θ) + sec (90 – θ) + 1]?

If a+b=2c then the value of aa-c+cb-c is equal to (where a≠b≠c)