(a) \(\frac{48}{60}=\frac{12 \times 4}{12 \times 5}=4 / 5\)
b) \(\frac{150}{60}=\frac{30 \times 5}{36 \times 2}=\frac{5}{2}\)
c) \(\frac{84}{98}=\frac{14 \times 6}{14 \times 7}=\frac{6}{7}\)
d) \(\frac{12}{52}=\frac{3 \times 4}{13 \times 4}=\frac{3}{13}\)
e) \(\frac{7}{28}=\frac{7}{7 \times 4}=\frac{1}{4}\)