The tax on a commodity is diminished by 10% and its consumption…

The tax on a commodity is diminished by 10% and its consumption increased by 20%. The effect on revenue is?

This problem repeats another one in the library (at most with different numbers), so it's left out of browsing.

AQuA-RAT — Algebra Question Answering with Rationales (Ling et al., DeepMind, 2017) · train #18150