Keystones — Capstone
Five GCSE retrieval questions · 11 July 2023 · mathsvault.uk/keystones
-
1. Number
The sum of three consecutive numbers is 138. What are the numbers?
Answer: 45, 46, and 47 -
2. Algebra
Solve: x⁄7 = 3.8571428571429
Answer: x = 27 -
3. Geometry
Adjacent = 21cm, hypotenuse = 37cm. Find the angle
Answer: 55.4° -
4. Ratio
Calculate 18.1% of 267
Answer: 48.33 -
5. Statistics
A spinner has 3 red, 5 blue and 5 green sections. Probability of landing on red?
Answer: 3⁄13