Exponential growth and decay
A downloadable KS5 worksheet to practise and revise exponential growth and decay with year 12 students. The resource would also be useful for revision for high-attaining GCSE Higher students.
Answers are included.
Sample questions from the resource:
Toby invested £4500 for 4 years in a savings account. He was paid 4% per annum compound interest. How much did Toby have in his savings account after 4 years?
The value of a car depreciates by 35% each year. At the end of 2007 the value of the car was £5460. Work out the value of the car at the end of 2006.
The population of rabbits in a wood is increasing by 30% each year. When first measured, the population was 200.
Find a formula for P that describes the population growth after t years.
What was the population after 4 years?