The concept of fractions will help us to get the answer of the given questions.
a) Arya can divide each of his sandwiches into three equal parts so that each person has an equal share of both the sandwiches.
b) The part of the sandwich received by each of them will be \(\frac1 3\) of each sandwich.
Hence, each boy will receive one-third part of each sandwich.
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