Question

Find a rational number halfway in between 1/2 and 4/9

Answer 1

Required number = 1/2 (2/7 + 3/4) = 1/2 ((8 + 21)/28) = {1/2 × 29/28) = 29/56 Hence, 29/56 is a rational number lying halfway between 2/7 and 3/4.