Keystones — Lintel
Five GCSE retrieval questions · 7 February 2022 · mathsvault.uk/keystones
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1. Number
The sum of three consecutive numbers is 135. What are the numbers?
Answer: 44, 45, and 46 -
2. Algebra
Solve: 5x = 25
Answer: x = 5 -
3. Geometry
Opposite = 15cm, adjacent = 20cm. Calculate the angle
Answer: 36.9° -
4. Ratio
Find 60% of 148
Answer: 88.8 -
5. Statistics
Find the range of: -1, 30, 30, -13, -14
Answer: 44