Question 1
The table below shows price elasticity of demand for bus tickets in London 2021
| Age | Price elasticity of demand |
| 18+ Student | −0.7 |
| Adult | −0.4 |
(Source adapted from: https://assets.publishing.service.gov.uk/government/uploads/ system/uploads/attachment_data/file/669090/youth-travel-concessions-price-elasticity.pdf and https://tfl.gov.uk/fares/find-fares/bus-and-tram-fares#on-this-page-4)
Explain one likely reason for the difference in the price elasticity of demand for the 18+ student bus ticket and the adult bus ticket.
(4)
In 2021, the adult 7-day bus ticket was £21.90. Bus ticket prices in London in 2022 increased by 4.8%. Ceteris paribus, which one of the following is the percentage decrease in the 7-day bus ticket demand by adults?
(1)