Multiple choice

Two cyclists, Peter and Sarah, start cycling toward each other from two different points, Point A and Point B, which are 100 kilometers apart. Peter cycles at a speed of 20 km/h for the first 40 kilometers, and then increases his speed to 25 km/h for the remaining distance. Sarah cycles at a constant speed of 15 km/h throughout. How long will it take for Peter and Sarah to meet each other?

  1. 2 hours and 45 minutes

  2. 3 hours and 15 minutes

  3. 3 hours and 45 minutes

  4. 4 hours and 15 minutes

  5. 4 hours and 45 minutes
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A Correct answer

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