Keystones — Lintel
Five GCSE retrieval questions · 10 June 2022 · mathsvault.uk/keystones
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1. Number
Simplify: y3 × y5 × y4
Answer: y12 -
2. Algebra
Solve: 7x = 98
Answer: x = 14 -
3. Geometry
Find c if a = 17cm and b = 15cm in a right triangle
Answer: 22.7cm -
4. Ratio
Simplify the ratio 8m:800cm
Answer: 1:100 -
5. Statistics
A spinner has 5 red, 2 blue and 4 green sections. Probability of landing on red?
Answer: 5⁄11