Keystones — Lintel
Five GCSE retrieval questions · 29 May 2021 · mathsvault.uk/keystones
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1. Number
Calculate: 997 + 634
Answer: 1631 -
2. Algebra
For y = x³ + 4, calculate y when x = 4
Answer: y = 68 -
3. Geometry
Calculate the area of a circle with diameter 16cm
Answer: 201.06cm² -
4. Ratio
Calculate 31.5% of 971
Answer: 305.87 -
5. Statistics
A spinner has 6 red, 4 blue and 4 green sections. Probability of landing on red?
Answer: 3⁄7