a)\(\frac{48}{60}\)
=\(\frac{12×4}{12×5}\)
=\(\frac45\)
b)\(\frac{150}{60}\)
=\(\frac{30×5}{30×2}\)
=\(\frac{5}{2}\)
c) \(\frac{84}{98}\)
=\(\frac{14×6}{14×7}\)
=\(\frac{6}{7}\)
d) \(\frac{12}{52}\)
=\(\frac{3×4}{13×4}\)
=\(\frac{3}{13}\)
e)\(\frac{7}{28}\)
=\(\frac{7}{7×4}\)
=\(\frac{1}{4}\)
Complete the drawing shown in Fig. 9.14 to indicate where the free ends of the two wires should be joined to make the bulb glow