Keystones — Lintel
Five GCSE retrieval questions · 13 March 2022 · mathsvault.uk/keystones
-
1. Number Converting to standard form
3400000
Answer: 3.4 × 106 -
2. Algebra Factorising monic quadratics
Factorise: x² - 11x + 30
Answer: (x - 6)(x - 5) -
3. Geometry SOHCAHTOA — missing length
Adjacent = 23cm, angle = 49°. Find opposite
Answer: 26.5cm -
4. Ratio Mixed ratio problems
£276.00 is shared between A and B in the ratio 1:2. How much does A receive?
Answer: £92.00 -
5. Statistics Mean
Calculate the mean of: 48, 49, 25, 11, 14, 44, 27
Answer: 31.1