Keystones — Lintel
Five GCSE retrieval questions · 16 December 2022 · mathsvault.uk/keystones
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1. Number
Calculate: 874 + 608
Answer: 874 + 608 = 1482 -
2. Algebra
Solve: 7x = 70
Answer: x = 10 -
3. Geometry
Opposite = 11cm, adjacent = 11cm. Calculate the angle
Answer: 45° -
4. Ratio
Calculate 36.3% of 966
Answer: 350.66 -
5. Statistics
A bag has 6 red and 7 blue balls. What is the probability of picking a red ball?
Answer: 6⁄13