Quantitative Aptitude - Arithmetic Ability Questions

Select the odd letters from the given alternatives.

If the ratio of cost price and selling price be 10:11, then the profit percentage is

Chandan travelled equal distance with speed of 3 kmph, 4 kmph and 8kmph and takes a total time of 42.5 min. Find the total distance in km.

If two marbles are picked at random, what is the probability that either both are red or both are green?

The difference between simple and compound interests compounded annually on a certain sum of money for 2 years at 9% per annum is Rs 405. The sum is ______ .

Deepinder lent Rs 8200 to Jairaj for 16 years and Rs 4900 to Karna for 15 years on simple interest at the same rate of interest and received Rs 19446.5 in all from both of them as interest. The rate of interest per annum is:

If x+1x=5,then the value of x1+x+x2 is