Keystones — Cornerstone
Five GCSE retrieval questions · 24 January 2024 · mathsvault.uk/keystones
-
1. Number
Calculate: 295 + 808
Answer: 295 + 808 = 1103 -
2. Algebra
Simplify: 5x + 6x
Answer: 11x -
3. Geometry
Find the hypotenuse of a right triangle with sides 6cm and 8cm
Answer: 10cm -
4. Ratio
Simplify the ratio 16:12
Answer: 4:3 -
5. Statistics
Find the mean of: 17, 9, 18, 13, 5
Answer: 12.4