Alex used \frac{3}{4} cup of brown sugar and 1\frac{2}{3} cup of white sugar to bake some cookies. What is the total amount of sugar, in cups, Alex used to bake the cookies? A 1\frac{1}{4} B 1\frac{5}{7} C 2\frac{5}{12} D 2\frac{2}{3}Alex used \frac{3}{4} cup of brown sugar and 1\frac{2}{3} cup of white sugar to bake some cookies. What is the total amount of sugar, in cups, Alex used to bake the cookies? A 1\frac{1}{4} B 1\frac{5}{7} C 2\frac{5}{12} D 2\frac{2}{3}Alex used \frac{3}{4} cup of brown sugar and 1\frac{2}{3} cup of white sugar to bake some cookies. What is the total amount of sugar, in cups, Alex used to bake the cookies? A 1\frac{1}{4} B 1\frac{5}{7} C 2\frac{5}{12} D 2\frac{2}{3}