Keystones — Capstone
Five GCSE retrieval questions · 25 August 2024 · mathsvault.uk/keystones
-
1. Number
The sum of three consecutive numbers is 120. What are the numbers?
Answer: 39, 40, and 41 -
2. Algebra
Factorise fully: 9x² + 12x
Answer: 3x(3x + 4) -
3. Geometry
Adjacent = 26cm, hypotenuse = 45cm. Find the angle
Answer: 54.7° -
4. Ratio
Calculate 31.3% of 770
Answer: 241.01 -
5. Statistics
A spinner has 3 red, 3 blue and 3 green sections. Probability of landing on red?
Answer: 1⁄3