Keystones — Lintel

Five GCSE retrieval questions · 7 September 2022 · mathsvault.uk/keystones

1. Number

The sum of three consecutive numbers is 114. What are the numbers?

Answer: 37, 38, and 39
2. Algebra

Solve: ^x⁄₃ = 5.6666666666667

Answer: x = 17
3. Geometry

Adjacent = 22cm, hypotenuse = 32cm. Find the angle

Answer: 46.6°
4. Ratio

Calculate 11.5% of 828

Answer: 95.22
5. Statistics

Calculate the mean of: 50, 33, 49, 33, 11, 44, 13

Answer: 33.3

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