kareena, Saif, and a puppy start walking down a road

kareena, Saif, and a puppy start walking down a road. They start at the same time, from the same point, in the same direction. The saif walks at 5 miles/hour kareena at 6 miles/hour. The puppy runs from saif to kareena and back again with a constant speed of 10 miles/hour. The puppy does not slow down on the turn. How far does the puppy travel in 1 hour?

AQuA-RAT — Algebra Question Answering with Rationales (Ling et al., DeepMind, 2017) · train #56607