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Oak MathsTest · Maths

Making cities greener

The starter and exit quiz of the lesson “Making cities greener”, from the unit “Maths and the environment” (Year 9 Maths) by Oak National Academy.

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Oak National Academy

12 questions

  1. There are 800 g of bread to be shared between 5 people. This means that there are ___ g per person.
  2. Find 24% of 160.
  3. What is 0.75% as a decimal?
  4. Decrease 800 by 5%.
  5. Which calculations would decrease 1572 by 12.5%?
  6. Laura spends a total of 146 hours doing exercise in a year. This would suggest that Laura does ___ hours of exercise per day, on average.
  7. In 2021, the total transport emissions in Rotherham was 540.7 kt of CO_{2}. In 2022, this was reduced by 15% to ___ kt of CO_{2} (to 1 decimal place).
  8. In 2021, the population of Rotherham was 266 183 and the total transport emissions was 540.7 kt of CO_{2}. This is equivalent to ___ kt of CO_{2} per person (to 3 significant figures).
  9. A bus depot is 7950 m^2. Each bus requires a minimum area of 200 m^2 per bus. What is the maximum number of buses that can be stored in the depot?
  10. The area of Rotherham is 287 km^2 and the population is 266 183. This means that there is __________ km^2 per person (to 3 significant figures).
  11. The area of Rotherham is 287 km^2 and the population is 266 183. This means that there are __________ people per km^2 (to 3 significant figures).
  12. Starting with the least, sort the locations in ascending order by the amount of transport emissions per person.

License: OGL

Making cities greener · Examplary