Orchard A produces 180 kg of fruit in the first year and the annual production increases by 60 kg each subsequent year. Orchard B produces 400 kg of fruit in the first year and its annual production increases by 20 kg each subsequent year.
After how many years will the total amount of fruit produced by Orchard A and Orchard B be the same.
178 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.