Keystones — Lintel
Five GCSE retrieval questions · 6 June 2022 · mathsvault.uk/keystones
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1. Number
The sum of three consecutive numbers is 132. What are the numbers?
Answer: 43, 44, and 45 -
2. Algebra
Solve: 2x = 12
Answer: x = 6 -
3. Geometry
Calculate the hypotenuse when a = 7cm and b = 8cm
Answer: 10.63cm -
4. Ratio
Simplify the ratio 2m:200cm
Answer: 1:100 -
5. Statistics
Find the range of: 22, 39, -11, 12, -1
Answer: 50