A sum of money deposited at C.I

A sum of money deposited at C.I. amounts to Rs.500 in 3 years and to Rs.650 in 4 years. Find the rate percent?

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 #70771