The cylindrical tube of a spray pump has a crosssection of 8.0 cm2 one end of which has 40 fine holes each of diameter 1.0 mm

The cylindrical tube of a spray pump has a crosssection of 8.0 cm2 one end of which has 40 fine holes each of diameter 1.0 mm. If the liquid flow inside the tube 1.5 m, what is the speed of ejection of the liquid through the holes