1 MEDIUM What is $$\frac{3}{7} + \frac{2}{7}$$? $$\frac{1}{7}$$$$\frac{6}{7}$$$$\frac{5}{14}$$$$\frac{4}{7}$$$$\frac{5}{7}$$

 2 MEDIUM What is $$\frac{4}{12} + \frac{5}{12}$$ in lowest terms? $$\frac{9}{12}$$$$\frac{9}{24}$$$$\frac{3}{4}$$A and CNone of the above

 3 MEDIUM What is $$\frac{17}{42} + \frac{13}{42}$$ in lowest terms? $$\frac{30}{42}$$$$\frac{30}{84}$$$$\frac{15}{21}$$A and CNone of the above