Keystones — Capstone
Five GCSE retrieval questions · 29 July 2021 · mathsvault.uk/keystones
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1. Number
The sum of three consecutive numbers is 144. What are the numbers?
Answer: 47, 48, and 49 -
2. Algebra
Simplify: 33x²y³ ÷ 6xy²
Answer: 5.5xy -
3. Geometry
Adjacent = 17cm, hypotenuse = 22cm. Find the angle
Answer: 39.4° -
4. Ratio
Simplify the ratio 5m:500cm
Answer: 1:100 -
5. Statistics
A spinner has 6 red, 2 blue and 2 green sections. Probability of landing on red?
Answer: 3⁄5