Keystones — Capstone
Five GCSE retrieval questions · 1 July 2022 · mathsvault.uk/keystones
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1. Number
The sum of three consecutive numbers is 138. What are the numbers?
Answer: 45, 46, and 47 -
2. Algebra
Simplify: 7x - 2x + 9y - 6y
Answer: 5x + 3y -
3. Geometry
Find the distance between (-6, -5) and (5, 4)
Answer: 14.21 -
4. Ratio
Simplify the ratio 8m:800cm
Answer: 1:100 -
5. Statistics
A spinner has 2 red, 2 blue and 6 green sections. Probability of landing on red?
Answer: 1⁄5