Keystones — Lintel
Five GCSE retrieval questions · 20 December 2022 · mathsvault.uk/keystones
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1. Number
Calculate: 998 + 661
Answer: 1659 -
2. Algebra
Solve: 8x = 112
Answer: x = 14 -
3. Geometry
Find c if a = 9cm and b = 24cm in a right triangle
Answer: 25.6cm -
4. Ratio
Simplify the ratio 4m:400cm
Answer: 1:100 -
5. Statistics
A spinner has 6 red, 3 blue and 2 green sections. Probability of landing on red?
Answer: 6⁄11