The arithmetic series SSS is given by
S=7+11+15+19+⋯+303 S = 7 + 11 + 15 + 19 + \cdots + 303 S=7+11+15+19+⋯+303Find
the number of terms in the series,
the sum of the series.
308 exam-style questions on AQA A Level Maths 1.7 D: Sequences and series, covering 1.7.1 Binomial expansion, 1.7.2 Types of sequence (A-level only), 1.7.3 Sigma notation (A-level only), 1.7.4 Arithmetic sequences and series (A-level only), 1.7.5 Geometric sequences and series (A-level only), and 1.7.6 Sequences and series in modelling (A-level only). Each one has a worked solution and a mark scheme showing where the marks go.