Lemma
MediumAverages
AQuA-RAT train #10408 · Arithmetic · Averages

Jack rode his bicycle at an average speed of 5 mph for…

Jack rode his bicycle at an average speed of 5 mph for some time and then at an average speed of 15 mph for the rest of the journey. If he made no stops during the trip, and his average speed for the entire journey was 10 miles per hour, for what fraction of the total time did he ride at 15 mph?

~8 minAnswer checked instantly

AQuA-RAT — Algebra Question Answering with Rationales (Ling et al., DeepMind, 2017) · train #10408

Stuck? A gentle nudge

No hints for this one.

Something off?
Workspace
Your answer

Checked against the answer in AQuA-RAT.