Keystones — Lintel
Five GCSE retrieval questions · 30 April 2021 · mathsvault.uk/keystones
-
1. Number
The sum of three consecutive numbers is 141. What are the numbers?
Answer: 46, 47, and 48 -
2. Algebra
Find the next term: 1, 3, 7, 13, ...
Answer: 21 -
3. Geometry
Adjacent = 17cm, hypotenuse = 22cm. Find the angle
Answer: 39.4° -
4. Ratio
Simplify: 16:8:12
Answer: 4:2:3 -
5. Statistics
A spinner has 4 red, 2 blue and 2 green sections. Probability of landing on red?
Answer: 1⁄2