Keystones — Lintel
Five GCSE retrieval questions · 26 November 2024 · mathsvault.uk/keystones
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1. Number
The sum of three consecutive numbers is 105. What are the numbers?
Answer: 34, 35, and 36 -
2. Algebra
Solve: 4x = 24
Answer: x = 6 -
3. Geometry
A circle has area 452.4cm². Find its radius (dp)
Answer: 12cm -
4. Ratio
Calculate 18% of 972
Answer: 174.96 -
5. Statistics
A spinner has 5 red, 6 blue and 6 green sections. Probability of landing on red?
Answer: 5⁄17