Running 3/4th of his usual rate, a man is 15min late

Running 3/4th of his usual rate, a man is 15min late. Find his usual time in hours ?

~8 minAnswer checked instantly

AQuA-RAT — Algebra Question Answering with Rationales (Ling et al., DeepMind, 2017) · train #2609

Stuck? A gentle nudge

No hints for this one.

Something off?

Workspace

Your answer

Checked against the answer in AQuA-RAT.