2019 4marks Henry Park P6 Paper2 SA2

P6 / Henry Park / 2019 / SA2 / Paper 2 – Q16 [4 marks]

Question:

The figure below shows an empty wading pool with some steps at one side of the pool. Each step measures 0.2 m in height and 0.4 m in length. Mr Hank wants to fill the pool with water using a hose that allows water to flow at a rate of 1.395 m³ per hour.
How long will it take Mr Hank to fill the pool with water to a depth of 0.7 m measured from the deepest end of the pool?

Solution:

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