Keystones — Lintel
Five GCSE retrieval questions · 24 July 2024 · mathsvault.uk/keystones
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1. Number
The temperature is -11°C. It rises by 14°C. What is the new temperature?
Answer: 3°C -
2. Algebra
Factorise fully: 24x² + 28x
Answer: 4x(6x + 7) -
3. Geometry
Opposite = 20cm, adjacent = 11cm. Calculate the angle
Answer: 61.2° -
4. Ratio
Find 20% of 167
Answer: 33.4 -
5. Statistics
A spinner has 2 red, 3 blue and 6 green sections. Probability of landing on red?
Answer: 2⁄11