Keystones — Cornerstone
Five GCSE retrieval questions · 24 June 2024 · mathsvault.uk/keystones
-
1. Number
Calculate: 6⁄11 + 3⁄11
Answer: 9⁄11 -
2. Algebra
Solve: 4x = 52
Answer: x = 13 -
3. Geometry
Find the area of a circle with radius 6cm
Answer: 113.cm² -
4. Ratio
Calculate 10% of 104
Answer: 10.4 -
5. Statistics
A bag has 5 red and 5 blue balls. What is the probability of picking a red ball?
Answer: 1⁄2