---
title: "GMAT Challenge Problem 1: Probability"
description: Suppose we roll three fair dice - a red die, a yellow die, and a blue die. What is the probability the the sum of the upturned faces on the red and y
---

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# [GMAT Challenge Problem 1: Probability](https://www.myguruedge.com/our-thinking/gre-and-the-graduate-school-admissions-process/bid/214421/GMAT-Challenge-Problem-1-Probability)

 Written by [Mark Skoskiewicz](https://www.myguruedge.com/our-thinking/gre-and-the-graduate-school-admissions-process/author/mark-skoskiewicz) | February 10, 2012 9:54:00 AM Z

Suppose we roll three fair dice - a red die, a yellow die, and a blue die. What is the probability the the sum of the upturned faces on the red and yellow die is smaller than the upturned face on the blue die?

A. 10/33

B. 5/54

C. 7/72

D. 1/3

E. 11/24

[View full post](https://www.myguruedge.com/our-thinking/gre-and-the-graduate-school-admissions-process/bid/214421/GMAT-Challenge-Problem-1-Probability)

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