A baker bakes buns in trays that hold 32 bunsHe has 27 such trayshow many can he bake at one time?

Here's how to solve the problem:

* Trays: The baker has 27 trays.

* Buns per tray: Each tray holds 32 buns.

* Total buns: To find the total number of buns, multiply the number of trays by the number of buns per tray: 27 trays * 32 buns/tray = 864 buns

Answer: The baker can bake 864 buns at one time.