Keystones — Lintel
Five GCSE retrieval questions · 18 February 2024 · mathsvault.uk/keystones
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1. Number
Calculate: (-30) + (-30) + (-12)
Answer: -72 -
2. Algebra
What is the next term? 4, 16, 64, 256, ...
Answer: 1024 -
3. Geometry
Calculate the area of a right triangle with perpendicular sides 13cm and 11cm
Answer: 71.5cm² -
4. Ratio
Simplify the ratio 4m:400cm
Answer: 1:100 -
5. Statistics
A spinner has 6 red, 4 blue and 5 green sections. Probability of landing on red?
Answer: 2⁄5