Mathematics · Linear Equations
A clock in a kitchen runs 8.5 seconds fast per hour while the fire is burning and 5.1 seconds fast per hour while the fire is not burning. Over a total period of 48 hours, the clock gains exactly 5 minutes (300 seconds). How long does the fire burn during these 48 hours?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 122 hours
- 220 hours
- 318 hours✓
- 416 hours
Correct answer
18 hours
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