GMAT-Quantitative Aptitude Questions and Answers

Two identical taps fill 2/5 of a tank in 20 minutes. When one of the taps goes dry in how many minutes will the remaining one tap fill the rest of the tank ?

If the value of XYZ Company stock drops from $25 per share to $21 per share, what is the percent of the decrease?

If a building b feet high casts a shadow f feet long, then, at the same time of day, a tree t feet high will cast a shadow how many feet long?

If x, y, and z are consecutive negative integers, and if x > y > z, which of the following must be a positive odd integer?

At a certain ice cream parlor, customers can choose among five different ice cream flavors and can choose either a sugar cone or a waffle cone. Considering both ice cream flavor and cone type, how many distinct triple-scoop cones with three different ice cream flavors are available?

What is the greatest value of a positive integer n such that 3n is a factor of 1815?

The average wages of a worker during a fortnight comprising 15 consecutive working days was Rs.90 per day. During the first 7 days, his averagewages was Rs.87/day and the average wages during the last 7 days was Rs.92 /day. What was his wage on the 8th day?

The average of 5 quantities is 6. The average of 3 of them is 8. What is the average of the remaining two numbers?

The average temperature on Wednesday, Thursday and Friday was 250. The average temperature on Thursday, Friday and Saturday was 240. If the temperature on Saturday was 270, what was the temperature on Wednesday?

The average age of a group of 12 students is 20years. If 4 more students join the group, the average age increases by 1 year. The average age of the new students is