Keystones — Lintel
Five GCSE retrieval questions · 9 July 2021 · mathsvault.uk/keystones
-
1. Number
Simplify: x8 × x3
Answer: x11 -
2. Algebra
Solve: x⁄7 = 4.8571428571429
Answer: x = 34 -
3. Geometry
Adjacent = 19cm, hypotenuse = 37cm. Find the angle
Answer: 59.1° -
4. Ratio
Calculate 19% of 254
Answer: 48.26 -
5. Statistics
A bag has 3 red and 3 blue balls. What is the probability of picking a red ball?
Answer: 1⁄2