Keystones — Capstone
Five GCSE retrieval questions · 11 March 2024 · 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: 8x² + 12x
Answer: 4x(2x + 3) -
3. Geometry
Adjacent = 15cm, hypotenuse = 35cm. Find the angle
Answer: 64.6° -
4. Ratio
Simplify the ratio 7m:700cm
Answer: 1:100 -
5. Statistics
A spinner has 6 red, 4 blue and 6 green sections. Probability of landing on red?
Answer: 3⁄8