Waec Model Questions Vol1 2020 Biology Question 37

Practice objective / multiple choice question 37 from the 2020 Waec Model Questions Vol1 Biology examination.

Waec Model Questions Vol1 2020 Biology Objective / Multiple Choice Medium Difficulty
Question 37 WAEC_MODEL_QUESTIONS_VOL1 • 2020 • BIOLOGY • objective

A bus travels 120 km at a constant speed of 60 km h⁻¹. For the next leg it covers 80 km at 40 km h⁻¹. The bus consumes fuel at a rate of 5 km per litre when travelling at 60 km h⁻¹ and 4 km per litre at 40 km h⁻¹. What is the overall fuel efficiency (km per litre) for the whole journey?

Answer Options

A. 4.44 km per litre (rounded to two decimal places)
Correct Answer B. 4.55 km per litre (rounded to two decimal places)
C. 4.5 km per litre (rounded to one decimal place)
D. 4.60 km per litre (rounded to two decimal places)
Correct Answer
B
Correct Option:
4.55 km per litre (rounded to two decimal places)

About This Question

This is Waec Model Questions Vol1 2020 Biology Question 37. It is one of the objective questions from the 2020 Waec Model Questions Vol1 Biology examination.

Difficulty level: Medium .

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