Waec Model Questions Vol1 2025 Biology Question 42
Practice objective / multiple choice question 42 from the 2025 Waec Model Questions Vol1 Biology examination.
A bus travels a total distance of 120 km. It covers the first 40 km at 60 km h⁻¹. Because of traffic, its speed for the next 50 km is reduced by 20 % relative to the initial speed. For the remaining distance, the speed is increased by 10 % relative to the initial speed. What is the average speed of the bus over the whole journey, in km h⁻¹, rounded to one decimal place?
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This is Waec Model Questions Vol1 2025 Biology Question 42. It is one of the objective questions from the 2025 Waec Model Questions Vol1 Biology examination.
Difficulty level: Medium .
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