Keystones — Lintel
Five GCSE retrieval questions · 10 December 2023 · mathsvault.uk/keystones
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1. Number
What is the missing number: 39 + ? = 114
Answer: 75 -
2. Algebra
Find the next term: 1, 3, 7, 13, ...
Answer: 21 -
3. Geometry
Find the distance between (2, -3) and (10, 6)
Answer: 12.04 -
4. Ratio
Find 55% of 194
Answer: 106.7 -
5. Statistics
Calculate the mean of: 33, 30, 27, 18, 48, 42, 29
Answer: 32.4