Question:
Brian filled a large tank with water from two taps. He turned on Tap A first and after 6 minutes, he also turned on Tap B. Both taps were turned off at the same time when the tank was completely filled without overflowing.
The graph below shows the amount of water in the tank over 24 minutes.
(a) How many litres of water in the full tank flowed from Tap A?
(b) How many litres of water flowed from Tap B in one minute?
Solution:
![P6 / Nanyang / 2019 / CA1 / Paper 1 – Q21 [2 marks]](https://i0.wp.com/sgprimaths.com/wp-content/uploads/2022/04/P6_CA1_2019_Nanyang_Paper1_Q21-Qns.jpg?resize=400%2C185&ssl=1)
![P6 / Maris Stella / 2019 / SA1 / Paper 2 – Q04 [2 marks]](https://i0.wp.com/sgprimaths.com/wp-content/uploads/2020/04/P6_MarisStella_2019_SA1_Paper2_Q04-Qns.jpg?resize=400%2C260&ssl=1)