{"id":4189,"date":"2014-01-09T09:00:18","date_gmt":"2014-01-09T17:00:18","guid":{"rendered":"https:\/\/magoosh.com\/gmat\/?p=4189"},"modified":"2020-01-15T10:48:47","modified_gmt":"2020-01-15T18:48:47","slug":"left-overs-ratios-and-a-double-matrix-from-the-qa-webinar","status":"publish","type":"post","link":"https:\/\/magoosh.com\/gmat\/left-overs-ratios-and-a-double-matrix-from-the-qa-webinar\/","title":{"rendered":"Left Overs Ratios and a Double Matrix from the QA Webinar"},"content":{"rendered":"

We recently issued a call for you, and other students, to submit questions that we could answer in a video series. There were a lot of great submissions, and the ones that we thought useful for a broad swath of students, we answered in our video series<\/a>. These videos will be released over the next few weeks.<\/p>\n

But some of the questions require a longer explanation. So in this post, I want to answer those other questions that came in.<\/p>\n

 <\/p>\n

Question 1<\/h2>\n

Of the 120 passengers on Flight 750, 50% are female. 10% of the passengers sit in first class, and the rest of the passengers sit in coach class. If 1\/3 of the passengers in first class are male, how many females are there in coach class?<\/i><\/p>\n

44<\/i><\/p>\n

48<\/i><\/p>\n

50<\/i><\/p>\n

52<\/i><\/p>\n

56<\/i><\/p>\n

Here we have a math problem that you might see on the GMAT. This question would rank as an easy to medium level question on the test. Let\u2019s look at how to solve this problem.<\/p>\n

First thing I always do when I approach a problem is wade through the information and write down the facts. So, here is what I\u2019m told:<\/p>\n