15% = 0.15
15.50 * 0.15 = 2.325
15.50 + 2.325 = 17.825
17.825 rounded to $17.83
To make a large batch of cinnamon rolls, the baker uses 12 cups of white flour and 10 cups of whole wheat flour. All together, he uses 176 ounces of flour. The baker uses 2 fewer cups of whole wheat flour than white flour.
