During a particular equestrian competition, the rider and his horse have 5…

During a particular equestrian competition, the rider and his horse have 5 fences to jump. If the rider falls off during a jump, the rider is disqualified. The probability of the rider falling off on a jump is 12/35. What is the least number of fences that the rider can jump before the probability of falling off at least once is more than 50%.

AQuA-RAT — Algebra Question Answering with Rationales (Ling et al., DeepMind, 2017) · train #52697