Keystones — Capstone
Five GCSE retrieval questions · 10 December 2022 · mathsvault.uk/keystones
-
1. Number
Calculate: 1⁄2 + 4⁄6 + 2⁄3
Answer: 11⁄6 -
2. Algebra
Find the next term: 1, 4, 10, 19, ...
Answer: 31 -
3. Geometry
Adjacent = 14cm, hypotenuse = 28cm. Find the angle
Answer: 60° -
4. Ratio
Calculate 12.4% of 474
Answer: 58.78 -
5. Statistics
The mean of 6 numbers is 33. If 5 of them are 39, 26, 49, 26, 16, what is the missing number?
Answer: 42