Keystones — Capstone
Five GCSE retrieval questions · 28 September 2022 · mathsvault.uk/keystones
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1. Number
The sum of three consecutive numbers is 135. What are the numbers?
Answer: 44, 45, and 46 -
2. Algebra
Factorise fully: 12x² + 8x
Answer: 4x(3x + 2) -
3. Geometry
Adjacent = 14cm, hypotenuse = 24cm. Find the angle
Answer: 54.3° -
4. Ratio
Calculate 28.9% of 716
Answer: 206.92 -
5. Statistics
A spinner has 5 red, 3 blue and 5 green sections. Probability of landing on red?
Answer: 5⁄13