Keystones — Lintel
Five GCSE retrieval questions · 6 September 2024 · mathsvault.uk/keystones
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1. Number
The sum of three consecutive numbers is 126. What are the numbers?
Answer: 41, 42, and 43 -
2. Algebra
Solve: 5x + 9 = 2x - 6
Answer: x = 5 -
3. Geometry
Opposite = 17cm, adjacent = 18cm. Calculate the angle
Answer: 43.4° -
4. Ratio
Simplify the ratio 8m:800cm
Answer: 1:100 -
5. Statistics
Find the range of: 25, -2, -10, 14, -18
Answer: 43