Keystones — Capstone
Five GCSE retrieval questions · 29 April 2021 · mathsvault.uk/keystones
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1. Number
The sum of three consecutive numbers is 90. What are the numbers?
Answer: 29, 30, and 31 -
2. Algebra
Solve: x⁄6 = 3.8333333333333
Answer: x = 23 -
3. Geometry
Adjacent = 22cm, hypotenuse = 27cm. Find the angle
Answer: 35.4° -
4. Ratio
Simplify the ratio 4m:400cm
Answer: 1:100 -
5. Statistics
A spinner has 4 red, 6 blue and 3 green sections. Probability of landing on red?
Answer: 4⁄13