# 5.15: Better Buy: Unit Price Extras

**At Grade**Created by: CK-12

*Extra for Experts***- Better Buy: Unit Price**

**Which store has the better buy for one box of pencils?**

**How did you decide?**

**Which store has the better buy for one notebook?**

**How did you figure it out?**

**Which store has the better buy for one box of paperclips?**

**How did you figure it out?**

**Which store has the better buy for one box of nails?**

**How did you figure it out?**

**Which store has the better buy for one stool?**

**How did you figure it out?**

**Which store has the better buy for one hose?**

**How did you figure it out?**

**Solutions**

**Better Buy**

- Sun’s Stationery; \begin{align*}\$15 \div 5 = \$3\end{align*} for one box of pencils at Sun’s Stationery, and \begin{align*}\$10 \div 2 = \$5\end{align*} for one box of pencils at Nature’s Notes.
- Nature’s Notes; \begin{align*}\$30 \div 6 = \$5\end{align*} for one notebook at Nature’s Notes, and \begin{align*}\$24 \div 4 = \$6\end{align*} for one notebook at Sun’s Stationery.
- Nature’s Notes; \begin{align*}\$24 \div 8 = \$3\end{align*} for one box of paperclips at Nature’s Notes, and \begin{align*}\$20 \div 5 = \$4\end{align*} for one box of paper clips at Sun’s Stationery.
- Harry’s Hardware; \begin{align*}\$49 \div 7 = \$7\end{align*} for one box of nails at Harry’s Hardware, and \begin{align*}\$27 \div 3 = \$9\end{align*} for one box of nails at HomeMart.
- HomeMart; \begin{align*}\$21 \div 3 = \$7\end{align*} for one stool at HomeMart, and \begin{align*}\$16 \div 2 = \$8\end{align*} for one step stool at Harry’s Hardware.
- HomeMart; \begin{align*}\$64 \div 8 = \$8\end{align*} for one hose at HomeMart, and \begin{align*}\$40 \div 4 = \$10\end{align*} for one hose at Harry’s Hardware.

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