Problem
A shop normally sells hats for $£ 24.50$ each. During a sale the hats are half price. How much would it cost to buy 7 hats during the sale? Give your answer in pounds $(£)$. Now half price!
Solution
Step 1 ：Find the sale price of one hat: \(\frac{1}{2} \times £24.50 = £12.25\)
Step 2 ：Calculate the cost of buying 7 hats during the sale: \(7 \times £12.25 = £85.75\)
Step 3 ：\(\boxed{£85.75}\)
