Mr leonard wants to top-up his central heating oil tank. the oil tank can take up to 1200 litres of oil. there are already 450 litres of oil in the tank. the price of oil is 81.5p per litre. as a loyal customer, mr leonard gets a 7.5% discount on the price of the oil. how much discount does mr leonard get on this purchase? give your answer in £

The discount is 4584.375 p.

Step-by-step explanation:

Given :  The oil tank can take up to 1200 litre of oil. There are already 450 litres of oil in the tank.

The price of oil is 81.5p per litre . As a loyal customer, Mr Leonard gets a 7.5% discount on the price of the oil.

To find : How much discount does Mr Leonard get on this purchase?

Solution :

First we find out the number of litre required in the tank

Total capacity of tank = 1200 litre of oil

There are already 450 litres of oil in the tank.

The required oil is = 1200 L – 450 L = 750 L

The price of oil is 81.5 p per litre.

i.e, 1 liter oil price is = 81.5 p

For 750 liter oil price is =

There is 7.5% discount on the price of oil.

i.e,

The discount is 4584.375 p.

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step-by-step explanation:

you put them as all the same denominator and multiply