Keystones — Lintel

Five GCSE retrieval questions · 1 June 2024 · mathsvault.uk/keystones

1. Number

Calculate: 608 + 673

Answer: 608 + 673 = 1281
2. Algebra

Solve: ^x⁄₃ = 12

Answer: x = 36
3. Geometry

Opposite = 10cm, adjacent = 11cm. Calculate the angle

Answer: 42.3°
4. Ratio

Find 44% of 382

Answer: 168.08
5. Statistics

Calculate the mean of: 13, 46, 5, 30, 14, 30, 37, 16

Answer: 23.9

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