Keystones — Capstone
Five GCSE retrieval questions · 12 November 2021 · mathsvault.uk/keystones
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1. Number
Calculate: 995 + 899
Answer: 1894 -
2. Algebra
Find the next term: 1, 2, 4, 7, ...
Answer: 11 -
3. Geometry
Adjacent = 12cm, hypotenuse = 28cm. Find the angle
Answer: 64.6° -
4. Ratio
Calculate 43.2% of 209
Answer: 90.29 -
5. Statistics
The mean of 6 numbers is 33. If 5 of them are 18, 38, 40, 29, 21, what is the missing number?
Answer: 52