Keystones — Lintel
Five GCSE retrieval questions · 21 September 2022 · mathsvault.uk/keystones
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1. Number
Calculate: 3⁄6 + 4⁄5 + 1⁄4
Answer: 31⁄20 -
2. Algebra
Expand: 6(6x + 2)
Answer: 36x + 12 -
3. Geometry
Opposite = 20cm, adjacent = 14cm. Calculate the angle
Answer: 55° -
4. Ratio
Simplify: 15:12:6
Answer: 5:4:2 -
5. Statistics
A spinner has 4 red, 6 blue and 6 green sections. Probability of landing on red?
Answer: 1⁄4