WAEC Mathematics 2012 Question 6

Question 6

Ratio, Percentages and Rates

Mr. Manu travelled from Accra to Pamfokrom a distance of 720 km in 8 hours. What will be his speed in m/s?

  1. A.25 m/s
  2. B.150 m/s
  3. C.250 m/s
  4. D.500 m/s
Show the answer and explanation

Answer: A (25 m/s)

Explanation

Speed = 720,000 m ÷ (8 × 3600 s) = 25 m/s.