Case study·Standard multi-step (3/5)·No calculator
Difficulty guide
The label describes the problem, not your ability.
1/5 - Foundational
Warm-up setup; checks one basic idea.
2/5 - Routine exam skill
Normal syllabus skill; usually one main rule or interpretation.
3/5 - Standard multi-step
Exam-style problem with multiple steps or a common trap.
4/5 - Hard exam skill
High-end exam problem; combines methods carefully.
5/5 - Challenge
Stretch problem beyond normal exam pressure.
Question
A circular field has radius m. A farmer wants to fence it and spread seed over the whole field. Take .
Total: 5 marks
(a) Find the length of fencing required. (1 mark)
(b) Find the area to be seeded. (2 marks)
(c) If seed is needed at kg per m, find the seed required to the nearest kilogram. (2 marks)
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