Keystones — Lintel
Five GCSE retrieval questions · 13 December 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⁄2 = 20
Answer: x = 40 -
3. Geometry
Adjacent = 17cm, hypotenuse = 36cm. Find the angle
Answer: 61.8° -
4. Ratio
Simplify the ratio 3m:300cm
Answer: 1:100 -
5. Statistics
A spinner has 2 red, 2 blue and 4 green sections. Probability of landing on red?
Answer: 1⁄4