A leading brand of toothpaste is available in four sizes: 6.4 ounces $3.59; 4.2 ounces for $2.79; 4.0 ounces for $2.29; and a

Question

A leading brand of toothpaste is available in four sizes: 6.4 ounces $3.59; 4.2 ounces for $2.79; 4.0 ounces for $2.29; and a travel size of 0.85 ounces for $0.89. Based on unit price, what size is the best buy?

Kunduz · Accepted Answer

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