The solutions are £5575, £312.5 and £345 respectively.
Step-by-step explanation:
- Step 1: Find the amount of Swedish kronor received by Theo in exchange for £500
£1 = 11.15 kr
⇒ £500 = 500 × 11.15 = £5575
- Step 2: Find the amount of Swiss francs received by Theo in exchange for £250
£1 = 1.25 CHF
⇒ £250 = 250 × 1.25 = £312.5
- Step 3: Find the pounds to get 407.10 euros.
£1 = 1.18 euros
⇒ 407.10 euros = 407.10/1.18 = £345
