Keystones — Capstone
Five GCSE retrieval questions · 13 April 2024 · mathsvault.uk/keystones
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1. Number
The sum of three consecutive numbers is 114. What are the numbers?
Answer: 37, 38, and 39 -
2. Algebra
Simplify: 22x²y³ ÷ 3xy²
Answer: 7.3333333333333xy -
3. Geometry
Adjacent = 19cm, hypotenuse = 33cm. Find the angle
Answer: 54.8° -
4. Ratio
Simplify the ratio 2m:200cm
Answer: 1:100 -
5. Statistics
The mean of 5 numbers is 21. If 4 of them are 35, 23, 22, 22, what is the missing number?
Answer: 3