Keystones — Lintel
Five GCSE retrieval questions · 4 August 2021 · mathsvault.uk/keystones
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1. Number
The sum of three consecutive numbers is 114. What are the numbers?
Answer: 37, 38, and 39 -
2. Algebra
Solve: 5x = 70
Answer: x = 14 -
3. Geometry
Adjacent = 18cm, hypotenuse = 24cm. Find the angle
Answer: 41.4° -
4. Ratio
Calculate 23.8% of 418
Answer: 99.48 -
5. Statistics
Find the range of: -25, 1, -23, 23, 28
Answer: 53