A grocery store sells three different quantities of sugar. A 1-pound bag costs $1.10, a 2-pound bag costs $1.98, and a 3-pound bag costs $2.64. Describe how the unit cost changes as the quantity of sugar increases.

Question

Mathematics

Hadley Vaughan

21 November, 11:22

A grocery store sells three different quantities of sugar. A 1-pound bag costs $1.10, a 2-pound bag costs $1.98, and a 3-pound bag costs $2.64. Describe how the unit cost changes as the quantity of sugar increases.

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Daisy · Answer 1

Every time you add on another bag the cost decreases by $0.20. If you subtract 1.98 and 1.10 you get 0.88. If you subtract 2.64 and 1.98 you get 0.66. 0.88-0.66 is 0.20.