Keystones — Lintel
Five GCSE retrieval questions · 28 December 2023 · mathsvault.uk/keystones
-
1. Number
Find the total of 251, 154, and 127
Answer: 532 -
2. Algebra
Solve: 9x - 3 = 6x + 24
Answer: x = 9 -
3. Geometry
Adjacent = 30cm, hypotenuse = 36cm. Find the angle
Answer: 33.6° -
4. Ratio
Find 63% of 82
Answer: 51.66 -
5. Statistics
Calculate the mean of: 14, 50, 38, 43, 27, 10, 32, 12
Answer: 28.3