Keystones — Lintel
Five GCSE retrieval questions · 11 December 2023 · 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: 8x - 3 = 2x + 9
Answer: x = 2 -
3. Geometry
Calculate the distance between (8, 4) and (11, 8)
Answer: 5 -
4. Ratio
Find 25% of 245
Answer: 61.25 -
5. Statistics
A spinner has 6 red, 2 blue and 5 green sections. Probability of landing on red?
Answer: 6⁄13