Keystones — Cornerstone
Five GCSE retrieval questions · 8 September 2021 · mathsvault.uk/keystones
-
1. Number
Find the total of 149, 164, and 73
Answer: 386 -
2. Algebra
Factorise: 42x + 30
Answer: 6(7x + 5) -
3. Geometry
Opposite = 15cm, hypotenuse = 30cm. Find the angle
Answer: 30° (approximately) -
4. Ratio
Find 37% of 173
Answer: 64.01 -
5. Statistics
Calculate the range of: 40, 96, 75, 77, 67, 94
Answer: 56