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01 Feb 2026, 23:43
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| Data Sufficiency Butler: February 2025 | ||
| February 2 | DS 1 | DS 2 |
_________________________
DS 1
The average weight of five people is 160 pounds. If no two people weigh the same, what is the weight of the third heaviest person?
(1) If the weights in pounds of five people are arranged in increasing order, the difference between any two consecutive terms is 10 pounds.
(2) If the weights in pounds of five people are arranged in increasing order, the difference between any two consecutive terms is the same.
_________________________
DS 2
Some Nitrogen was added into each of the 5 Nitrogen cylinders in a lab. If the standard deviation of the volume of Nitrogen in the 5 cylinders before the addition was 10 gallons, what was the standard deviation of the same after the addition?
(1) 7 gallons of Nitrogen was added into each of the cylinders.
(2) The average volume of Nitrogen in the 5 cylinders was 30 gallons before the addition and 37 gallons after the addition.
02 Feb 2026, 04:30
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Check out this New and Tricky Work and Rate problem from GMAT Club Tests. Give it a try, post your solution, and earn kudos for a correct answer:
https://gmatclub.com/forum/sophie-worki ... 53955.html
https://gmatclub.com/forum/sophie-worki ... 53955.html
02 Feb 2026, 04:55
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Check out this New and Tricky Work and Rate problem from GMAT Club Tests. Give it a try, post your solution, and earn kudos for a correct answer:
1. https://gmatclub.com/forum/sophie-worki ... 53955.html
2. https://gmatclub.com/forum/ann-takes-50 ... 53956.html
1. https://gmatclub.com/forum/sophie-worki ... 53955.html
2. https://gmatclub.com/forum/ann-takes-50 ... 53956.html
