Keystones — Capstone
Five GCSE retrieval questions · 17 July 2024 · mathsvault.uk/keystones
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1. Number
The sum of three consecutive numbers is 138. What are the numbers?
Answer: 45, 46, and 47 -
2. Algebra
Simplify: 11x - 5x + 3y - y
Answer: 6x + 2y -
3. Geometry
Adjacent = 20cm, hypotenuse = 38cm. Find the angle
Answer: 58.2° -
4. Ratio
Simplify the ratio 2m:200cm
Answer: 1:100 -
5. Statistics
A spinner has 4 red, 6 blue and 4 green sections. Probability of landing on red?
Answer: 2⁄7