Question 6 • AZ-Common Core Algebra II B
Find the expected cost by multiplying each store’s milk cost by the probability of shopping there, then adding: 0.30 × $3.00 + 0.10 × $3.50 + 0.60 × $2.75 = $0.90 + $0.35 + $1.65 = $2.90. The cafeteria should budget $2.90 per gallon, which is choice B.
AI-written and checked against the verified answer.