Keystones — Lintel
Five GCSE retrieval questions · 14 October 2022 · mathsvault.uk/keystones
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1. Number
What is the missing number: 53 + ? = 166
Answer: 113 -
2. Algebra
Solve: 8x = 80
Answer: x = 10 -
3. Geometry
Adjacent = 30cm, hypotenuse = 36cm. Find the angle
Answer: 33.6° -
4. Ratio
Simplify the ratio 3m:300cm
Answer: 1:100 -
5. Statistics
A spinner has 5 red, 3 blue and 6 green sections. Probability of landing on red?
Answer: 5⁄14