Keystones — Lintel

Five GCSE retrieval questions · 6 March 2024 · mathsvault.uk/keystones

1. Number

The sum of three consecutive numbers is 132. What are the numbers?

Answer: 43, 44, and 45
2. Algebra

Solve: ^x⁄₅ = 5.6

Answer: x = 28
3. Geometry

Adjacent = 17cm, hypotenuse = 29cm. Find the angle

Answer: 54.1°
4. Ratio

Calculate 12% of 783

Answer: 93.96
5. Statistics

Calculate the mean of: 7, 20, 30, 5, 41, 12, 15, 15

Answer: 18.1

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