Mathematics

If m = 3, p = -3, q = 7 and r = 5/2, evaluate…

If m = 3, p = -3, q = 7 and r = 5/2, evaluate m(p+q+r)
  • A.
    19.50
  • B.
    19.15
  • C.
    18.95
  • D.
    18.05
Correct Answer: Option A
Explanation

m = 3, p = -3, q = 7 and r = 5/2
m(p+q+r) = 3(-3 + 7 + 5/2)
= 3(4 + 5/2)
= 3(4 + 21/2)
= 3 * 61/2
= 3 * 13/2
= 39/2
= 19.50