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WAEC Mathematics 2026 Question 10

Question 10

Bearings

A point Q is 6 km due north of P and R is 8 km due east of P. A bus travels on a straight route from Q to R at an average speed of 40 km/h. How long does it take to travel at that speed?

  1. A.30 minutes
  2. B.15 minutes
  3. C.20 minutes
  4. D.10 minutes
Show the answer and explanation

Answer: B (15 minutes)

Explanation

QR = √(6² + 8²) = 10 km. Time = 10/40 h = ¼ h = 15 minutes.