GMAT Quantitative Reasoning Practice Set 6

Mark takes 10 hours to paint a wall and begins painting at 9AM. After one hour Mark is joined by Shawn and together they finished the painting job 5PM. If Shawn had to paint the wall by himself, how long would he take to paint the entire wall?

Find the circumference of a circle assuming its area is equal to 64π m²

An item’s original price was raised by 20 percent. The ultimate price was then determined by adding p percent to the new price. What is the value of p if the final price was 55% more expensive than the original price?

Eric’s workout is to complete 15 sets of push ups consisting of 10 repetitions per set. He has performed a total 25 push ups so far today. What is the fractional part of his remaining exercise?

A community college is trying to decide what extracurriculars to offer next semester. They surveyed 400 students, and presented their findings in this graph:

How many students would participate in both Show Choir and Crafts Club?

A cistern has two pipes that fill it. When fully open, Pipe A can fill the tank in 25 minutes, and Pipe B can fill the tank in 40 minutes. If the cistern is already 25% full, how long will it take the cistern to reach maximum capacity with Pipe A operating at 80% and Pipe B operating at 100%? Round your answer to the nearest hundredth of a minute.

Consider the following inscribed squares. The area of Square BDFH is 16in². What is the area of portion of Square ACEG that is not covered by Square BDFH?

A wholesaler offers bulk discounts on a tiered scale, where the discount applies to all units purchased in that tier, as outlined in the table below. What is the total amount saved on an order of 1,200 units?

Simplify the following expressions by combining like terms

3k – 6k(1 -2k)