GMAT | TPAQ | Hard | GFE Mock | Rufus has a total of 20 coins

📖 Question Text
Rufus has a total of 20 coins of 2 types, Type Q and Type R. The value of each Type of Q coin is 5q currency units (cu), and the value of each Type R coin is 5r cu, where q and r are positive integers and q is less than r. The total value of Type Q coins is Q cu and the total value of the Type R coins is R cu. Additionally, Q + R =130, and there are more Type Q coins than Type R coins.

In the table select a value for Q and a value for R that are jointly consistent with the given information.
Make only two selections, one in each column.­­­­

A. 25
B. 60
C. 65
D. 70
E. 105

🔎 Question Source: GMAT Focus Edition Official Mocks
🏷️ Type of Question Two-Part Analysis - Quant

🖊️ Solution Description:
In this video, we have explained how to solve this difficult Official Guide question of Two-Part Analysis - Quant, using our “owning the dataset” approach in which we follow the following steps.
1. Thoroughly understand the dataset by actively translating, drawing inferences, and visualizing information.
2. Determine the approach to solve the question asked.
3. Execute the approach.

📌 Chapters
For your ease for re-access, we have provided the timestamps for the critical parts of the solution:
00:03 - Owning the dataset
03:37 - Question Stem - Strategize
04:06 - Find the two values
07:20 - Summary

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