Which equation and solution represents the statement shown?

A number x increased by 4 is equal to 6.5.

The production line where you work can assemble 5 appliers every 30 minutes at this rate how long should it take the line to assemble 125 amplifiers

You are cycling around europe with friends. a cycling festival is starting soon in barcelona. it will take 4.5 hours to cycle there. how many minutes in total is this?

Can someone me out here and the tell me the greatest common factor