Keystones — Capstone
Five GCSE retrieval questions · 16 April 2021 · mathsvault.uk/keystones
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1. Number
The sum of three consecutive numbers is 147. What are the numbers?
Answer: 48, 49, and 50 -
2. Algebra
Solve: x⁄8 = 1.875
Answer: x = 15 -
3. Geometry
Adjacent = 13cm, hypotenuse = 31cm. Find the angle
Answer: 65.2° -
4. Ratio
Calculate 10.4% of 740
Answer: 76.96 -
5. Statistics
A spinner has 4 red, 5 blue and 6 green sections. Probability of landing on red?
Answer: 4⁄15