How much more has  beeen spent on large cars than executive cars?
B: What is the average number of business kilometers travelled each year?
C: What is the annual tax payment for an employee at the 40% tax rate who does not make a financial contribution forwards an executive car?

vehicle type	new price	number	kms per litre	business kms per car per annum	CO2 Band %
executive	€29200	14	14	19516	27%
large	€21300	24	15	21290	23%
medium	€16600	22	17	11774	21%
small	€13300	26	18	15161	19%

Annual tax payment = (new price x CO2 band x employee tax rate) - ( employee financial contribution x employee tax rate)