Question 1 of 29

A container was completely filled with water. Some water in the container was drained using a tap at the bottom of the container. After 30 minutes, the tap was then turned off.
The line graph shown the volume of water in the container over 30 minutes.
(a) How many litres of water flowed out of the container in one minutes?
(b) The tap was turned on again to drain water from the container at the same rate as before. How many minutes did it take for the container to be empty?

Question Image of A container was completely filled with water. Some water in the container was drained using a tap at the bottom of the container. After 30 minutes, the tap was then turned off. <br> The line graph shown the volume of water in the container over 30 minutes. <br> (a) How many litres of water flowed out of the container in one minutes? <br>(b) The tap was turned on again to drain water from the container at the same rate as before. How many minutes did it take for the container to be empty?.
A
(a) 1
(b) 5
B
(a) 2
(b) 8
C
(a) 3
(b) 12
D
(a) 4
(b) 15
E
None of the above