Quantitative Aptitude - Arithmetic Ability Questions

5% more is gained by selling a watch for Rs. 350 than by selling it for Rs. 340. The cost price of the watch is

A sum fetched a total simple interest of Rs. 7728 at the rate of 7% per year in 8 years. What is the sum?

A train 110 metres long is running with a speed of 60 kmph . In what time will it pass a man who is running at 6 kmph in the direction opposite to that in which the train is going ?

The sum of three consecutive even numbers is 42. Find the middle number.

1/3 part of a certain journey is covered with the speed of 25 km/hr, 1/2 part of the journey is covered with the speed of 45 km/hr and the remaining part covered with the speed of 37.5 km/hr. What is the average speed (in km/hr) for the whole journey?

A, B and C can finish a job working alone in 20, 30 and 60 days respectively. They all work together for 1 day, then A and B quit. How many days C working alone will take to finish the remaining part of the job?

Five men or ten women can complete a job in 20 days. In how many days can 3 men and 4 women complete it?

In the following question, select the odd letter pair from the given alternatives.