*Question:- Two trains which are moving in opposite direction with speed are in ratio 3 : 5. First train crosses a pole in 10 sec and second train crosses the same pole in 14 sec. Find the time in which they will cross each other completely?* *A)- 12 sec 😀* *B)- 14 sec ❤️* *C)- 12.5 sec 🙏* *D)- 16 sec 👍*