Quantitative Aptitude - Arithmetic Ability Questions

Manjeet can do a work in 18 hours. If he is joined by Jaya who is 100% more efficient, in what time will they together finish the work?

A sum of Rs 400 becomes Rs 448 at simple interest in 2 years. In how many years will the sum of Rs 550 amounts to Rs 682 at the same rate?

If cot(A/2) = x, then x is equal to

If sec -5π/4 = x, then the value of x is

If tanA -­ tanB = X, then the value of X is

An article was sold for Rs. 2,400 at a discount of 20%. Find the selling price, if the discount was 25%.

Select the odd word from the given alternatives.

While selling a watch, a shop-­keeper gives a discount of 5%. If he gives a discount of 7%, he earns Rs.15 less as profit. The marked price of the watch is