Question

A man travelled 30% of his journey at a speed of 85 kmph and the rest of his journey at a speed of 33 kmph. Find his average speed throughout the journey

• A. 59 kmph
• B. 40.4 kmph
• C. 48.6kmph
• D. 69.4 kmph

Answer 1

Answer:

C. 48.6kmph

The average speed of the man = [(30 × 85) + (70 × 33)] / 100 = (2550 + 2310) / 100 = 4860 / 100 = 48.6 kmph