A certain plant was 11 feet long on the day it was…

A certain plant was 11 feet long on the day it was plantedthe length grows by a constant amount everyday(inc. the first day it was planted). if this plant grew by 70% b/w the 4th day and 10 th day after it was planted ,how many feet per day does the plant grow

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 #76605