Keystones — Lintel
Five GCSE retrieval questions · 3 March 2023 · mathsvault.uk/keystones
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1. Number
Calculate: 999 + 836
Answer: 1835 -
2. Algebra
Solve: 7x + 9 = 5x - 4
Answer: x = 6.5 -
3. Geometry
Find the distance between (-5, 2) and (12, 5)
Answer: 17.26 -
4. Ratio
Find 19% of 106
Answer: 20.14 -
5. Statistics
Calculate the mean of: 49, 42, 28, 14, 50, 37, 10
Answer: 32.9