Keystones — Lintel
Five GCSE retrieval questions · 20 December 2024 · mathsvault.uk/keystones
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1. Number
What is the missing number: 81 + ? = 148
Answer: 67 -
2. Algebra
Solve: x⁄6 = 2.1666666666667
Answer: x = 13 -
3. Geometry
A circle has area 314.2cm². Find its radius (dp)
Answer: 10cm -
4. Ratio
Calculate 40.1% of 243
Answer: 97.44 -
5. Statistics
Find the range of: 33, 14, 23, -15, 28
Answer: 48