The questions they struggled with

1. A shopper buys four types of tea: chamomile at £4.60; green tea at £4.15; black tea at £3.35 and lemon tea at £1.80. They paid with a £20 note. How much change did they get?

2. A litre of cola costs £3.15. If you buy one-third of a litre, how much will you pay?

3. A football club offers the same discount for all its stands. The main stand costs £50 per match and £300 for an eight-match season ticket. Entrance to another stand is £21. Using the same formula, what is the price of this stand’s season ticket?

Answers: £6.10; £1.05; £126