Keystones — Lintel
Five GCSE retrieval questions · 19 September 2024 · mathsvault.uk/keystones
-
1. Number
What is the missing number: 93 + ? = 162
Answer: 69 -
2. Algebra
Solve: 7x = 98
Answer: x = 14 -
3. Geometry
Calculate the perimeter of a right triangle with sides 8cm and 8cm
Answer: 27.3cm -
4. Ratio
Find 76% of 403
Answer: 306.28 -
5. Statistics
Find the range of: 21, 3, 14, -10, -9
Answer: 31