Keystones — Lintel
Five GCSE retrieval questions · 31 January 2022 · mathsvault.uk/keystones
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1. Number
Find the total of 242, 219, and 69
Answer: 530 -
2. Algebra
Expand: 4(3x + 4)
Answer: 12x + 16 -
3. Geometry
Calculate the hypotenuse when a = 6cm and b = 10cm
Answer: 11.66cm -
4. Ratio
Calculate 32.8% of 889
Answer: 291.59 -
5. Statistics
A bag has 5 red and 6 blue balls. What is the probability of picking a red ball?
Answer: 5⁄11