Quantitative Aptitude - Arithmetic Ability Questions

If sec2θ + tan2θ = 5/3, then what is the value of tan2θ?

How much simple interest will Rs. 4000 earn in 18 months at 12% per annum?

A sum fetched a total simple interest of Rs 1200 at the rate of 7.5%/yr in 4 years. What is the sum (in Rs)?

The marked price of a shirt is twice of the cost price. To earn a gain of 25%, what should be the discount percentage?

If x+1x ≠0 and x3+1x3 = 0, then the value of x+1x4 is :

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

Select the odd word from the given alternatives.

What is the value of tan 1° tan 2° tan 3°....... tan 89°?