Keystones — Lintel
Five GCSE retrieval questions · 21 November 2024 · mathsvault.uk/keystones
-
1. Number Converting to standard form
1000000
Answer: 1 × 106 -
2. Algebra Factorising monic quadratics
Factorise: x² - 8x + 15
Answer: (x - 3)(x - 5) -
3. Geometry SOHCAHTOA — missing length
Adjacent = 14cm, angle = 54°. Find opposite
Answer: 19.3cm -
4. Ratio Mixed ratio problems
Divide 176 in the ratio 1:2:1
Answer: 44, 88 and 44 -
5. Statistics Mean
Calculate the mean of: 32, 11, 20, 41, 10, 23
Answer: 22.8