Note:
Use Q5-7 from Percentage of Amount & Percentage Change
Need to add 3 more questions
Q1
The population of a town is 8000 people
After several years, the population grows to 10250 people.
Calculate the percentage change in the population.
Give your answer to 3 decimal places.
Answer type: simple
Answer: 28.125 (%)
Workings:
Difference in population: 10250-8000=2250
Percentage change: \dfrac{2250}{8000}\times100=28.125 \%
2 marks
Q2
A car is bought for £11400
After 5 years, the car is now worth £3250
Calculate the percentage change in the value of the car during this 5 year period.
Give your answer to 1 decimal place.
Answer type: simple
Answer: 71.5 (%)
Workings:
Difference in value: 11400-3250=8150
Percentage change: \dfrac{8150}{11400}\times100=71.5 \%
2 marks
Q3
Rose runs a small business.
In the first year, she makes a profit of £4670
In the second year, she makes a profit of £7628
Calculate the percentage change in her profits across the two years.
Give your answer to 2 decimal places.
Answer type: simple
Answer: 63.34 (%)
Workings:
Difference in profit: 7628-4670=2958
Percentage change: \dfrac{2958}{4670}\times100=63.34 \%
2 marks