Quantitative Aptitude - Arithmetic Ability Questions

A and B together can do a piece of work in 36 days, B and C together can do it in 24 days. A and C together can do it in 18 days. The three working together can finish the work in

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

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?

Find the total surface area (in cm2 ) of a hemisphere of diameter 42 cm.

Simple interest on a sum for 18 months at 14% per annum is Rs 1365.What is the value (in Rs) of sum?

19 personswentto a hotel for a combineddinner party. 13 of them spent Rs 79 each on their dinner and the rest spent Rs 4 more than the average expenditure of all the 19. What was the total money spent by them?

Find the median, mode and mean of 9, 5, 8, 9, 9, 7, 8, 9, 8.

54% of 4000 is