If Tim had lunch at $50.50 and he gave 10% tip, how…

If Tim had lunch at $50.50 and he gave 10% tip, how much did he spend?

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 #24695