Mathematics

Simplify 31/2 – (21/3 * 11/4) + 3/5

Simplify 31/2 – (21/3 * 11/4) + 3/5
  • A.
    211/60
  • B.
    21/60
  • C.
    111/60
  • D.
    11/60
Correct Answer: Option C
Explanation

31/2 – (21/3 * 11/4) + 3/5
= 7/2 – (7/3 * 5/4) + 3/5
= 7/235/12 + 3/5
= L.C.M = 60
= (210 – 175 + 36)/60
= 71/60
= 111/60