LSAT Question of the Day — September 11, 2026
One free LSAT-style logical reasoning question a day. No timer. Pick an answer to check yourself, then read the explanation.
Strengthen question · #15 of 60
A gym claims its new program cuts members’ mile times. Members who finished the program averaged 40 seconds faster.
Which one of the following most strengthens the gym’s claim?
Show explanation
If they did not train more, extra training cannot explain the gain, leaving the program itself as the likely cause.
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Last updated October 12, 2026