Keystones — Capstone
Five GCSE retrieval questions · 31 August 2022 · mathsvault.uk/keystones
-
1. Number
The sum of three consecutive numbers is 96. What are the numbers?
Answer: 31, 32, and 33 -
2. Algebra
Solve: x⁄7 = 1.7142857142857
Answer: x = 12 -
3. Geometry
Adjacent = 19cm, hypotenuse = 31cm. Find the angle
Answer: 52.2° -
4. Ratio
Calculate 35.5% of 279
Answer: 99.05 -
5. Statistics
The mean of 5 numbers is 20. If 4 of them are 45, 36, 19, 17, what is the missing number?
Answer: -17