Keystones — Lintel
Five GCSE retrieval questions · 19 September 2022 · mathsvault.uk/keystones
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1. Number
0.075
Answer: 7.5 × 10^-2 -
2. Algebra
Solve: x⁄6 = 5.1666666666667
Answer: x = 31 -
3. Geometry
Opposite = 15cm, adjacent = 14cm. Calculate the angle
Answer: 47° -
4. Ratio
Simplify: 16:8:16
Answer: 2:1:2 -
5. Statistics
A spinner has 6 red, 6 blue and 2 green sections. Probability of landing on red?
Answer: 3⁄7