Keystones — Lintel
Five GCSE retrieval questions · 1 September 2024 · mathsvault.uk/keystones
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1. Number
Calculate: 993 + 685
Answer: 1678 -
2. Algebra
Solve: x⁄5 = 7
Answer: x = 35 -
3. Geometry
Opposite = 16cm, adjacent = 18cm. Calculate the angle
Answer: 41.6° -
4. Ratio
Find 19% of 104
Answer: 19.76 -
5. Statistics
A bag has 3 red and 7 blue balls. What is the probability of picking a red ball?
Answer: 3⁄10