Task instructions
Solve without relying on memorised shortcuts that do not fit the conditions.
Revenue rises from 400 to 460. What is the percentage increase?
A. 15%
B. 10%
C. 12%
D. 20%
Practice workspace
Write notes or your response
02:00
Reveal answer key / expected response
A — 15%
Official-style scoring criteria
Correct quantitative reasoning and efficient interpretation.