There are 4 persons in this riddle, and they get trapped in a deadliest situation where zombies coming to kill you all and you have only 17 minutes to save all by crossing a bridge that can hold only two persons at a time. The 4 persons are 1. An old professor who takes 10 minutes to cross the bridge, 2. A genitor who took 5 minutes to cross the bridge, 3. A lab assistant and he took 2 minutes to cross the bridge and last you the fastest among all took 1 minute to cross the bridge.
How you will save every person of your team. comment your answers in the comment below. And watch the video to know the answer.