If the flow rate of a liquid is measured at 8000 m^3/s going through a pipe of area 1300 m^2, which of the following is the fluid velocity in the pipe?

i don’t know what the answer is i wish i

pythagoras' theorem

square root (-5^2+9^2)

square root (25+81)

square root (106)

angle is tan^-1(9/5)

neg x, pos y

t = 1/400 h   ⇔ 0.0025 h ⇔ 9s ⇔ 0.15 m

any of the answers are correct.