If you have 4 hours and you spend 1 hour and 45 minutes studying, how much time do you have left?
Category: Math · Difficulty: medium
Hint: Convert everything to minutes for easier calculation.
Answer
2 hours 15 minutes
Explanation
4 hours = 240 minutes. 240 - 105 = 135 minutes, which is 2 hours and 15 minutes.
This is a medium math riddle — a moderate challenge for most people. The answer is 2 hours 15 minutes.
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