Keystones — Lintel
Five GCSE retrieval questions · 22 July 2019 · mathsvault.uk/keystones
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1. Number Converting to standard form
5800000
Answer: 5.8 × 106 -
2. Algebra Factorising monic quadratics
Factorise: x² + x - 6
Answer: (x + 3)(x - 2) -
3. Geometry SOHCAHTOA — missing length
Adjacent = 26cm, angle = 41°. Find opposite
Answer: 22.6cm -
4. Ratio Mixed ratio problems
£301.00 is shared between A and B in the ratio 5:2. How much does A receive?
Answer: £215.00 -
5. Statistics Mean
Calculate the mean of: 43, 41, 39, 31, 39, 12
Answer: 34.2