Savings, seats and a light interval
Mathematics · Grade 11 · about 40 minutes
Use an arithmetic sum for weekly savings and theatre seats, a geometric sum to infinity for a halving prize fund, and an arithmetic term for a model light interval.
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- 8 sections of explanation, worked examples and diagrams
- 1 practice task with hints and worked answers
- A quiz that marks itself as you go
- Your progress kept across every subject you take
Other lessons in this sub-strand
- A rule for the nth term
- Arithmetic sequences
- The nth term of an arithmetic sequence
- Two terms determine the sequence
- The sum of an arithmetic series
- Geometric sequences
- The nth term of a geometric sequence
- The sum of a finite geometric series
- Sum to infinity
- Savings, seats and a light interval
- A fixed amount or a fixed percent