3.1e To use direct proportion to solve best buy / value problems.

Question 1

For each pair, decide which is better value for money.

a) 1 ticket for £8
or
3 tickets for £20

b) 1 sandwich for £2.50

Answer 1

a) 3 tickets for £20
b)1 sandwich for £2.50

Question 2

Mr McClean wants to hire a taxi.
He rings three different taxi companies and asks them for their prices.
A1 Taxis: Crazy Cabs: Value Cars:
A 5 mile journey costs £15 A 4 mile journey costs £13 A 10 mile journey costs £28
Order the taxi companies from best to least value for money.

Answer 2

Best to least- Value cars, a1 taxis, Crazy cabs

Question 3

Baked beans are sold in different sizes: 415g tin for 75p.
3 x 200g pack for £1.69.
1kg fridge pack for £2.39.
Which is best value for money?