Keystones — Capstone
Five GCSE retrieval questions · 17 July 2022 · mathsvault.uk/keystones
-
1. Number
The sum of three consecutive numbers is 123. What are the numbers?
Answer: 40, 41, and 42 -
2. Algebra
Find the next term: 1, 3, 7, 13, ...
Answer: 21 -
3. Geometry
Find c if a = 13cm and b = 13cm in a right triangle
Answer: 18.4cm -
4. Ratio
Simplify the ratio 6m:600cm
Answer: 1:100 -
5. Statistics
A spinner has 4 red, 5 blue and 5 green sections. Probability of landing on red?
Answer: 2⁄7