Keystones — Lintel
Five GCSE retrieval questions · 15 December 2021 · mathsvault.uk/keystones
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1. Number
40000000
Answer: 4 × 107 -
2. Algebra
Solve: 9x = 63
Answer: x = 7 -
3. Geometry
Opposite = 8cm, adjacent = 9cm. Calculate the angle
Answer: 41.6° -
4. Ratio
Find 22% of 211
Answer: 46.42 -
5. Statistics
A spinner has 2 red, 4 blue and 2 green sections. Probability of landing on red?
Answer: 1⁄4