He promised us a diagnosis

Medieval guilds were similar to modern-day labor unions. These groups of merchants or craftspeople set rules regarding economic activity in order to protect themselves. Some guilds held considerable economic power, but even small guilds protected members. Guilds also served a social purpose.
According to this passage, guilds:

Two electrical wires run to a machine. One wire is 6mm thick, and the other is 3mm thick. For the two wires to carry the same current, the larger wire:

Jolie wants to get a new car before her second year of college. The sticker price of the kind of car she wants went up from $22,399 last year to $23,999 for this year's model. What percentage did the price increase?

Mitosis is a process of: