Keystones — Lintel
Five GCSE retrieval questions · 11 April 2022 · mathsvault.uk/keystones
-
1. Number
What is 5.4 + 3.29 + 0.49?
Answer: 5.4 + 3.29 + 0.49 = 9.18 -
2. Algebra
Collect like terms: 4x + 6y + 2x + 2y
Answer: 6x + 8y -
3. Geometry
Adjacent = 25cm, hypotenuse = 30cm. Find the angle
Answer: 33.6° -
4. Ratio
Simplify the ratio 6m:600cm
Answer: 1:100 -
5. Statistics
A bag has 4 red and 7 blue balls. What is the probability of picking a red ball?
Answer: 4⁄11