Articles tagged "Ratios"

GRE Math for People Who Hate Math: Ratios

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Manhattan Prep GRE Blog - GRE Math for People Who Hate Math by Chelsey Cooley

You can attend the first session of any of our online or in-person GRE courses absolutely free. Crazy, right? Check out our upcoming courses here.


I recently had a great conversation about ratios with one of our MPrep GRE classes. It’s a tiny class, and only two students were there that day (hey guys!). When I shared a tricky ratio problem with them, both students had totally different, but equally reasonable, reactions to it. Here’s the problem: Read more

Answer Any Weighted Average Problem in One Minute or Less

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Manhattan Prep GRE Blog - Answer Any Weighted Average Problem in One Minute or Less by Chelsey CooleyDid you know that you can attend the first session of any of our online or in-person GRE courses absolutely free? We’re not kidding! Check out our upcoming courses here.


A group consists of both men and women. The average (arithmetic mean) height of the women is 66 inches, and the average (arithmetic mean) height of the men is 72 inches. If the average (arithmetic mean) height of all the people in the group is 70 inches, what is the ratio of women to men in the group? Read more