EM-1052
Direct proportion
E Math · Secondary 3 · Medium · Direct proportion
A number of litres of water, , flows from a tap in minutes at a constant rate. If 9 litres flows out in 3 minutes, how many litres will flow out in 7 minutes at the same rate?
- 18 litres
- 21 litres
- 27 litres
- 30 litres
Sign in to check your answer and see the hint and the worked explanation. Free on PrepLab High.