Number II: Fractions, Decimals, Percentages, Ratio, and Proportion
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Free Checkpoint Maths Q & A Practice 1 of 5 free Checkpoint-standard exercises in this section
A water tank is full at the start of Monday. The diagram shows how the water is used over two days.

Start ? litres After Monday After Tuesday 135 litres Water levels are not drawn to scale Monday uses 3/8 of the full tank Tuesday uses 2/5 of what is left


On Monday, \(\dfrac{3}{8}\) of the full tank is used. On Tuesday, \(\dfrac{2}{5}\) of the water that is left is used. At the end of Tuesday, \(135\) litres of water remain in the tank. How many litres does the tank hold when it is full?
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