# Past Papers’ Solutions | Assessment & Qualification Alliance (AQA) | AS & A level | Mathematics 6360 | Pure Core 1 (6360-MPC1) | Year 2011 | June | Q#3

Question The volume, V m3 , of water in a tank after time t seconds is given by a. Find . b. i. Find the rate of change of volume, in m3 s-1, when . ii. Hence determine, with a reason, whether the volume is increasing or decreasing when . c. i. Find the positive value of t […]