What are the speakers mainly discussing?

M: Hi, Ms. Ellington. Do you have a minute to talk about this month’s production numbers?
W: I have a meeting soon, but go ahead.
M: Because of problems with two machines on the assembly line, we’re not producing as many plastic bottles each day.
W: Really? Have any client deadlines been affected?
M: Well, no, not yet. But I’m worried we won’t be able to meet them next month.
W: OK. Let’s go over the figures later. I’ve got to get going.
Number 56.What are the speakers mainly discussing?
Number 57.What does the woman mean when she says, “I have a meeting soon"?
Number 58.What does the woman want to know?