Quantitative Aptitude - Arithmetic Ability Questions

∆ABC is right angled at B. If m∠A = 45°, then find the value of (coseC + 1/√3).

A sum of Rs. 2000 amounts to Rs. 4000 in two years at compound interest. In how many years does the same amount becomes Rs. 8000.

If x + y = 13 and x2 + y2 = 89, then find xy is

A car travels a certain distance at 70 km/h and comes back at 30 km/h. Find the average speed for total journey.

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

Find the odd one out among the following.

If 2x + 6y = 3xy and 10x -­ 3y = 4xy, find x, y.

A trader buys 800 kgs of tomatoes for Rs 7200. 10% tomatoes are damaged in transportaion. At what rate (Rs/Kg) should he sell the rest to earn 30% profit?