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Quant Sprint
120 seconds of probability MCQs — pick the closest answer
How it works
20 random probability questions from the quant-prep bank
Tap the option you believe is closest to the true answer
120s total clock — answer as many as you can
Scoring: +10 per correct (× difficulty bonus), −2 per wrong, no penalty for skipped
Train
See full explanations after every answer. Scores aren't saved.
Compete
Score counts toward your leaderboard rank. Explanations hidden until the timer runs out.
Competition pool only
Pull only from AMC / UKMT-style problems (119 in the bank). Combine with either mode above.
Start sprint →
Q
1
/
20
Correct
0
Wrong
0
Difficulty 2
Loading…
Hint 1
Hint 2
Hint 3
Skip →
Next question →
Sprint complete
Score:
0
🏅 New personal best!
Answered
0
Correct
0
Wrong
0
Accuracy
0%
Avg time
0s
By method
Method
Attempts
Correct
Accuracy
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