Keystones — Lintel
Five GCSE retrieval questions · 20 January 2023 · mathsvault.uk/keystones
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1. Number
The sum of three consecutive numbers is 93. What are the numbers?
Answer: 30, 31, and 32 -
2. Algebra
Solve: 5x = 20
Answer: x = 4 -
3. Geometry
Adjacent = 26cm, hypotenuse = 38cm. Find the angle
Answer: 46.8° -
4. Ratio
Find 63% of 134
Answer: 84.42 -
5. Statistics
Find the range of: 19, -3, 48, -12, 23
Answer: 60