# Category: Advanced Topics

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## If S is a set of odd integers and 3 and ā1 are in S, is ā15 in S? ā OG 2020 Question #290 with Solution

May 13, 2019

A 2 min read If S is a set of odd integers and 3 and ā1 are in S, is ā15 in S? 5 is in S. Whenever two numbers are in S, their product is in S. Solution Steps 1 & 2: Understand Question and Draw Inferences In this question,...

Read More## GMAT Quant – Number Properties Video Lesson

Apr 19, 2018

A 2 min read If you’re wondering how to master GMAT Quant – Number Properties, you’ve landed on the right page. At e-GMAT, we conduct Free Webinars every weekend to help the GMAT Aspirants plan and define their...

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