Keystones — Lintel
Five GCSE retrieval questions · 19 August 2023 · mathsvault.uk/keystones
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1. Number
Find the total of 171, 234, and 150
Answer: 555 -
2. Algebra
Solve: 2x = 20
Answer: x = 10 -
3. Geometry
Opposite = 18cm, adjacent = 15cm. Calculate the angle
Answer: 50.2° -
4. Ratio
Calculate 31.2% of 881
Answer: 274.87 -
5. Statistics
Find the range of: 47, 30, 45, -26, -28
Answer: 75