Keystones — Lintel

Five GCSE retrieval questions · 26 April 2022 · mathsvault.uk/keystones

1. Number

Find the total of 247, 100, and 91

Answer: 438
2. Algebra

Solve: ^x⁄₆ = 3.3333333333333

Answer: x = 20
3. Geometry

Adjacent = 16cm, hypotenuse = 36cm. Find the angle

Answer: 63.6°
4. Ratio

Simplify the ratio 8m:800cm

Answer: 1:100
5. Statistics

Calculate the mean of: 43, 5, 11, 5, 41, 49, 18, 11

Answer: 22.9

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