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Year 11 Speed, Distance and Time Worksheet — Level 3 — Practice Set 2 — Answers

Answer sheet with worked solutions for the Year 11 ratio & rates worksheet.

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Success TutoringWorksheetsAnswer sheetYear 11 · Mathematics · Ratio & Rates

Year 11 Speed, Distance and Time Worksheet — Level 3 — Practice Set 2 — Answers

Use speed = distance ÷ time, distance = speed × time and time = distance ÷ speed. Change minutes to hours (÷ 60) before calculating.

1.Leo travels 150 km in 1 hour 40 minutes. What is the average speed in km/h?

Answer: 90 km/h

  1. time = 1.6667 h
  2. speed = distance ÷ time = 150 ÷ 1.6667
  3. = 90 km/h
2.A car travels 200 km at an average speed of 120 km/h. How long does the trip take?

Answer: 1 hour 40 minutes

  1. time = distance ÷ speed = 200 ÷ 120
  2. = 1.6667 h = 1 hour 40 minutes
3.A car travels 270 km at an average speed of 120 km/h. How long does the trip take?

Answer: 2 hours 15 minutes

  1. time = distance ÷ speed = 270 ÷ 120
  2. = 2.25 h = 2 hours 15 minutes
4.A car travels 112.5 km at an average speed of 90 km/h. How long does the trip take?

Answer: 1 hour 15 minutes

  1. time = distance ÷ speed = 112.5 ÷ 90
  2. = 1.25 h = 1 hour 15 minutes
5.A train travels at 90 km/h for 40 minutes. How far does it travel?

Answer: 60 km

  1. time = 0.6667 h
  2. distance = speed × time = 90 × 0.6667
  3. = 60 km
6.A train travels at 120 km/h for 40 minutes. How far does it travel?

Answer: 80 km

  1. time = 0.6667 h
  2. distance = speed × time = 120 × 0.6667
  3. = 80 km
7.Noah travels 100 km in 50 minutes. What is the average speed in km/h?

Answer: 120 km/h

  1. time = 0.8333 h
  2. speed = distance ÷ time = 100 ÷ 0.8333
  3. = 120 km/h
8.A train travels at 60 km/h for 1 hour 40 minutes. How far does it travel?

Answer: 100 km

  1. time = 1.6667 h
  2. distance = speed × time = 60 × 1.6667
  3. = 100 km
9.Hunter travels 22.5 km in 45 minutes. What is the average speed in km/h?

Answer: 30 km/h

  1. time = 0.75 h
  2. speed = distance ÷ time = 22.5 ÷ 0.75
  3. = 30 km/h
10.A car travels 80 km at an average speed of 120 km/h. How long does the trip take?

Answer: 40 minutes

  1. time = distance ÷ speed = 80 ÷ 120
  2. = 0.6667 h = 40 minutes
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