Keystones — Lintel
Five GCSE retrieval questions · 13 June 2024 · mathsvault.uk/keystones
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1. Number
The sum of three consecutive numbers is 99. What are the numbers?
Answer: 32, 33, and 34 -
2. Algebra
Solve: x⁄2 = 20
Answer: x = 40 -
3. Geometry
Opposite = 18cm, adjacent = 17cm. Calculate the angle
Answer: 46.6° -
4. Ratio
Calculate 31.2% of 890
Answer: 277.68 -
5. Statistics
Find the range of: -21, -9, 40, 31, 45
Answer: 66