Table 15.1 Calculating the Cost of a Market Basket

Pre-frostPost-frost
Price of orange$0.20$0.40
Price of grapefruit0.601.00
Price of lemon0.250.45
Cost of market basket (200 oranges, 50 grapefruit, 100 lemons)(200 × $0.20) + (50 × $0.60) + (100 × $0.25) = $95.00(200 × $0.40) + (50 × $1.00) + (100 × $0.45) = $175.00