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 81.50 per litre.
As a loyal customer, Mr Leonard gets a 7,5% discount on the price of the
How much discount does Mr Leonard get on this purchase?
Give your answer in £.

Television viewing reached a new high when the global information and measurement company reported a mean daily viewing time of 8.35 hours per household. use a normal probability distribution with a standard deviation of 2.5 hours to answer the following questions about daily television viewing per household. a. what is the probability that a household views television between 4 and 10 hours a day? (to 4 decimals) b. how many hours of television viewing must a household have in order to be in the top 7% of all television viewing household? (to 2 decimals) c. what is the probability that a household views television more than 4 hours a day? (to 4 decimals)