Keystones — Capstone
Five GCSE retrieval questions · 22 April 2021 · mathsvault.uk/keystones
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1. Number
0.0044
Answer: 4.4 × 10^-3 -
2. Algebra
Simplify: 7x - 5x + 4y - 3y
Answer: 2x + y -
3. Geometry
Find c if a = 13cm and b = 22cm in a right triangle
Answer: 25.6cm -
4. Ratio
Calculate 17.5% of 659
Answer: 115.33 -
5. Statistics
A spinner has 2 red, 5 blue and 4 green sections. Probability of landing on red?
Answer: 2⁄11