WAEC Mathematics 2013 Question 10

Question 10

Inequalities

Solve the inequality: (2x − 5)/2 < (2 − x).

  1. A.x > 0
  2. B.x < ¼
  3. C.x > 2½
  4. D.x < 2¼
Show the answer and explanation

Answer: D (x < 2¼)

Explanation

2x − 5 < 4 − 2x, so 4x < 9 and x < 9/4 = 2¼.