A new technology company manufactures 400 tablets in its first month of operation. In the second month, it manufactures 450 tablets, and in the third month, it manufactures 500 tablets. This pattern of monthly production increases by a constant amount each month until month 18.
Find the number of tablets manufactured in month 18.
Calculate the total number of tablets manufactured over the 18 month period.
Practise Edexcel A Level Maths Sequences and Series with exam-style questions for A Level Maths. 100 questions 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, 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.