David will be paid a salary of £28000 in 2022. Each year David will get a 4% pay rise, the first increase being in 2023, so that his annual salaries form a geometric sequence.
Find, to the nearest £100, David's salary in 2024.
Find, to the nearest £100, the total amount David will have earned from 2022 until he retires in 2041.
Practise Edexcel A Level Maths 3.8 Modelling with Series with exam-style questions for A Level Maths. 24 questions, matched to the Edexcel A Level Maths (9MA0) specification and written in Paper 1, Paper 2 and Paper 3 style. Every question includes a full worked solution and mark scheme, so you can see where marks are awarded rather than just whether you got the answer right.