easy · GMAT Quant
A logistics center uses Belt 1, which sorts 30 parcels per minute, and Belt 2, which sorts 50 parcels per minute. In a combined operating time of 60 minutes across both belts, 2,600 parcels were sorted.
How many minutes did Belt 1 operate?
- 20
- 25
- 30
- 40
- 45
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