I need the answer in 15 minute please.

Question 3 (30 points) An open tank filled with water and drains through a port at the bottom of the tank. The elevation of the water in the tank is 12 m above the drain. The drain port is at atmospheric pressure. By applying Bernoulli equation between points 1 and 2, find the velocity of the liquid in the drain port. 15 m Solution Streamline