Keystones — Lintel
Five GCSE retrieval questions · 17 July 2021 · mathsvault.uk/keystones
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1. Number
What is the missing number: 64 + ? = 101
Answer: 37 -
2. Algebra
Solve: x⁄3 = 7.3333333333333
Answer: x = 22 -
3. Geometry
Calculate the perimeter of a right triangle with sides 11cm and 10cm
Answer: 35.9cm -
4. Ratio
Simplify: 4:12:6
Answer: 2:6:3 -
5. Statistics
Find the range of: -13, 46, 44, -5, 41
Answer: 59