Answer:
120 mn
Explanation:
100 PTS/// If you have a 2.5% chance of getting something every 3 minutes how long will it take until that's guaranteed?
120 min
step 1. divide 100% by 2.5 (=40)
step 2. 40 time 3 minutes = 120!so by the time it gets to 120 minutes it 100% and guaranteed
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