Keystones — Lintel
Five GCSE retrieval questions · 13 October 2021 · mathsvault.uk/keystones
-
1. Number
Calculate: 4⁄6 + 1⁄2 + 1⁄2
Answer: 5⁄3 -
2. Algebra
Factorise: 8x² + 7x
Answer: x(8x + 7) -
3. Geometry
Opposite = 10cm, adjacent = 13cm. Calculate the angle
Answer: 37.6° -
4. Ratio
Simplify the ratio 4m:400cm
Answer: 1:100 -
5. Statistics
Find the range of: 18, 32, 16, 31, -17
Answer: 49