💰 Part 1: Calculating Unit Prices

a) Cornflakes: 750g box for £3.60

Unit price per 100g = £ ___________

b) Orange juice: 2 litres for £2.40

Unit price per litre = £ ___________

c) Chocolate bars: Pack of 6 for £4.20

Unit price per bar = £ ___________

Pasta sauce options:

• Brand A: 400g jar for £1.80

• Brand B: 500g jar for £2.10

• Brand C: 350g jar for £1.40

Explanation:

🛒 Part 2: Real-World Shopping Scenarios

• Small box: 1kg for £4.50

• Medium box: 2.5kg for £10.00

• Large box: 5kg for £18.75

Best buy: _________________ because _________________________________

• Pack of 4 rolls for £2.80

• Pack of 9 rolls for £5.85

• Pack of 16 rolls for £9.60

Which pack offers the best value per roll? Show your calculations.

• 250ml bottle for £3.75

• 500ml bottle for £6.50

• 1 litre bottle for £11.80

Calculate the cost per 100ml for each option:

250ml bottle: £ _______ per 100ml

500ml bottle: £ _______ per 100ml

1 litre bottle: £ _______ per 100ml

Which is the best value? _________________________

🎯 Part 3: Challenge Questions

What is the effective price per box under this offer?

• Deal A: £25 per month for 12 months with 5GB data per month

• Deal B: £35 per month for 12 months with 8GB data per month

Calculate the cost per GB of data for each deal:

Which deal offers better value for data? Explain your reasoning.