JAMB Mathematics 2011 Question 5

Question 5

Ratio, Percentages and Rates

If the numbers M, N, Q are in the ratio 5:4:3, find the value of (2N − Q)/M.

  1. A.2
  2. B.3
  3. C.1
  4. D.4
Show the answer and explanation

Answer: C (1)

Explanation

Take M = 5, N = 4, Q = 3: (8 − 3)/5 = 1.