Keystones — Capstone
Five GCSE retrieval questions · 7 April 2023 · mathsvault.uk/keystones
-
1. Number
The sum of three consecutive numbers is 105. What are the numbers?
Answer: 34, 35, and 36 -
2. Algebra
Solve: x⁄4 = 2.25
Answer: x = 9 -
3. Geometry
A right triangle has hypotenuse 10cm and one side 6cm. Find its area
Answer: 24cm² -
4. Ratio
Calculate 31.4% of 252
Answer: 79.13 -
5. Statistics
A spinner has 4 red, 6 blue and 3 green sections. Probability of landing on red?
Answer: 4⁄13