Keystones — Capstone
Five GCSE retrieval questions · 1 September 2021 · 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 = 2.5
Answer: x = 10 -
3. Geometry
Adjacent = 14cm, hypotenuse = 28cm. Find the angle
Answer: 60° -
4. Ratio
Calculate 20.6% of 624
Answer: 128.54 -
5. Statistics
A spinner has 3 red, 5 blue and 2 green sections. Probability of landing on red?
Answer: 3⁄10