Keystones — Lintel
Five GCSE retrieval questions · 8 September 2022 · mathsvault.uk/keystones
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1. Number
Calculate: 997 + 794
Answer: 1791 -
2. Algebra
Solve: x⁄5 = 5.4
Answer: x = 27 -
3. Geometry
A right triangle has hypotenuse 5cm and one side 3cm. Find its area
Answer: 6cm² -
4. Ratio
Simplify the ratio 6m:600cm
Answer: 1:100 -
5. Statistics
A bag has 8 red and 4 blue balls. What is the probability of picking a red ball?
Answer: 2⁄3