Keystones — Capstone
Five GCSE retrieval questions · 26 November 2021 · mathsvault.uk/keystones
-
1. Number
The sum of three consecutive numbers is 120. What are the numbers?
Answer: 39, 40, and 41 -
2. Algebra
Solve: x⁄2 = 12.5
Answer: x = 25 -
3. Geometry
Adjacent = 25cm, hypotenuse = 45cm. Find the angle
Answer: 56.3° -
4. Ratio
Calculate 37.9% of 365
Answer: 138.34 -
5. Statistics
A spinner has 3 red, 4 blue and 3 green sections. Probability of landing on red?
Answer: 3⁄10