Keystones — Lintel
Five GCSE retrieval questions · 2 April 2021 · mathsvault.uk/keystones
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1. Number
The sum of three consecutive numbers is 129. What are the numbers?
Answer: 42, 43, and 44 -
2. Algebra
Solve: x⁄7 = 3.1428571428571
Answer: x = 22 -
3. Geometry
Adjacent = 16cm, hypotenuse = 33cm. Find the angle
Answer: 61° -
4. Ratio
Simplify the ratio 8m:800cm
Answer: 1:100 -
5. Statistics
Find the range of: -19, -14, -21, 30, -4
Answer: 51