EM-2575
Rate and average speed
E Math · Secondary 4 · Easy · Rate and average speed
A rectangular tank holds 250 litres of water when full.
Water flows out at a constant rate of 2.5 litres per minute.
How long will it take to empty the full tank?
Water flows out at a constant rate of 2.5 litres per minute.
How long will it take to empty the full tank?
- 100 minutes
- 62.5 minutes
- 10 minutes
- 625 minutes
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