Keystones — Capstone
Five GCSE retrieval questions · 16 September 2021 · mathsvault.uk/keystones
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1. Number
The temperature is -10°C. It rises by 20°C. What is the new temperature?
Answer: 10°C -
2. Algebra
Simplify: 12x - 3x + 7y - 2y
Answer: 9x + 5y -
3. Geometry
Adjacent = 13cm, hypotenuse = 32cm. Find the angle
Answer: 66° -
4. Ratio
Calculate 47.3% of 500
Answer: 236.5 -
5. Statistics
A spinner has 3 red, 3 blue and 2 green sections. Probability of landing on red?
Answer: 3⁄8