How can I find Velocity and Flow Rate from Y and Z pipe?

Please, can anyone help for the script at 1.20 that the video said "also she never yell or scold to the students and always encourage ....?....." ? What's next after the word encourage? Than

anyone please help krab. now I'm in japan and I'm using iPhone 4 from gsm advance. i asked the call center that my iPhone 4 can use roaming while I'm in japan and the roaming service is already opened