Keystones — Lintel

Five GCSE retrieval questions · 28 October 2022 · mathsvault.uk/keystones

1. Number

The sum of three consecutive numbers is 111. What are the numbers?

Answer: 36, 37, and 38
2. Algebra

Solve: ^x⁄₃ = 11.333333333333

Answer: x = 34
3. Geometry

Opposite = 9cm, adjacent = 12cm. Calculate the angle

Answer: 36.9°
4. Ratio

Find 46% of 105

Answer: 48.3
5. Statistics

Calculate the mean of: 15, 35, 38, 47, 27, 10

Answer: 28.7

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