Keystones — Lintel
Five GCSE retrieval questions · 15 January 2024 · mathsvault.uk/keystones
-
1. Number
Calculate: 1⁄3 + 5⁄6 + 2⁄4
Answer: 5⁄3 -
2. Algebra
Solve: x⁄8 = 3.75
Answer: x = 30 -
3. Geometry
Find c if a = 11cm and b = 13cm in a right triangle
Answer: 17cm -
4. Ratio
Find 61% of 257
Answer: 156.77 -
5. Statistics
Calculate the mean of: 14, 13, 42, 27, 21, 20
Answer: 22.8