• # question_answer Manav took 4 minutes to complete a race comprising three rounds. The time taken to complete the first and the second round is $\frac{3}{4}$ min and $1\frac{1}{2}$ min respectively. How much time was taken by Manav to complete the last round? A) $2\frac{1}{2}$ min                  B)  $3\frac{1}{3}$ minC)  $1\frac{3}{4}$min      D)  None of these

(c) Time taken for last round$=4-\frac{3}{4}-1\frac{1}{2}$ $=4-\frac{3}{4}-\frac{3}{2}=\frac{16-3-6}{4}=\frac{7}{4}=1\frac{1}{4}$