Potato Price Comparison
1. **State the problem:** Compare the cost per kilogram of potatoes in London and Dublin to determine which city offers better value for money.
2. **Given information:**
- London price per pound (lb): £0.45
- Dublin price per kilogram (kg): €1.48
- Conversion factors: 1 kg = 2.2 lbs, £1 = €1.15
3. **Calculate the price per kilogram in London in pounds:**
Since 1 kg = 2.2 lbs, multiplying the price per lb by 2.2 gives the price per kg in London:
$$\text{Price per kg in London (£)} = 0.45 \times 2.2 = 0.99$$
4. **Convert London price per kg into euros for direct comparison:**
Using the exchange rate £1 = €1.15,
$$\text{Price per kg in London (€)} = 0.99 \times 1.15 = 1.1385$$
5. **Compare the prices:**
- London: €1.1385 per kg
- Dublin: €1.48 per kg
6. **Conclusion:**
Potatoes are cheaper per kilogram in London (€1.1385) than in Dublin (€1.48). Therefore, potatoes in London offer better value for money.