What is the recommended stock of coal? When will Mr. Pierce receive the new photocopier?

M: Jane. shall we go through the inventory then? Let’s start with coal.
F: We have about 45 tons. But we are supposed to have 70 tons.
M: So we’ve got too little. We’d better order some more. How about gas?
F: I think we have enough stock for that.
M: OK, thank you then.

F: Mr. Pierce, this is Cowdray Supplies speaking. The photocopier you wanted has arrived today. We’re still waiting for the other goods you ordered. They’ll be here next week, but we’ll deliver what we’ve got tomorrow. Please get back to me on...