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.
326 exam-style questions on Edexcel A Level Maths Sequences and Series, covering 3.1 Arithmetic Sequences, 3.2 Arithmetic Series, 3.3 Geometric Sequences, 3.4 Geometric Series, 3.5 Sum to Infinity, 3.6 Sigma Notation, 3.7 Recurrence Relations, and 3.8 Modelling with Series. Each one has a worked solution and a mark scheme showing where the marks go.