Correct option is CGiven:312+523−4763\frac{1}{2} + 5\frac{2}{3} - 4\frac{7}{6}321+532−467Solution:72+173−316\frac{7}{2} + \frac{17}{3} - \frac{31}{6}27+317−6317×3+17×2−316\frac{7\times3+17\times2-31}{6} 67×3+17×2−31= 21+34−316\frac{21+34-31}{6}621+34−31= 246\frac{24}{6} 624= 4