Neco Model Questions Vol1 2020 Mathematics Question 42

Practice objective / multiple choice question 42 from the 2020 Neco Model Questions Vol1 Mathematics examination.

Neco Model Questions Vol1 2020 Mathematics Objective / Multiple Choice Medium Difficulty
Question 42 NECO_MODEL_QUESTIONS_VOL1 • 2020 • MATHEMATICS • objective

A distance-time graph shows a car travelling at a constant speed of \(60\ \text{km/h}\) for \(2\) hours and then at a constant speed of \(40\ \text{km/h}\) for \(1.5\) hours. (i) Find the total distance covered. (ii) Find the average speed of the car over the whole journey, giving your answer to one decimal place.

Answer Options

Correct Answer A. Total distance = 180 km; Average speed \approx 51.4 km/h
B. Total distance = 190 km; Average speed ≈ 54.3 km/h
C. Total distance = 180 km; Average speed ≈ 60.0 km/h
D. Total distance = 150 km; Average speed ≈ 42.9 km/h
Correct Answer
A
Correct Option:
Total distance = 180 km; Average speed \approx 51.4 km/h

About This Question

This is Neco Model Questions Vol1 2020 Mathematics Question 42. It is one of the objective questions from the 2020 Neco Model Questions Vol1 Mathematics examination.

Difficulty level: Medium .

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