For example, the cost of a cup of Lavazza coffee on Ryanair is the equivalent of £2.55 when converted from euros.
But if you purchased the same coffee at supermarkets, available in 100g tins for £3, each serving comes in at just six pence.
This means a mark-up of 4,150 per cent was applied to the coffee.
What’s the cost of getting a kettle to 30,000 feet?
Further, what’s the cost of the coffee that goes into a £3 Starbucks?