Yes, the Boeing 777 typically has outlets available for passengers to charge their devices during the flight.
Boeing 727 can easily carry 228 -230 passengers.
Depends on WHICH Boeing you are talking about.
It depends what type. The Boeing 777-200 holds 305 passengers and the Boeing 777-300ER can hold 365 passengers.
The capacity of a Boeing 787 Dreamliner is 290 economy passengers and 280 3rd Class passengers.
The Boeing 747-757 is not a recognized aircraft model; you might be referring to either the Boeing 747 or the Boeing 757. The Boeing 747 typically carries between 400 to 600 passengers, depending on the variant and seating configuration. The Boeing 757, on the other hand, usually accommodates around 200 to 300 passengers.
25-50 passengers
In a typical 3-class seating arrangement the Boeing 777-200LR holds 301 passengers and the Boeing 777-300ER holds 365 passengers.
The Boeing 727 is a mid sized jet aircraft that has a few design variations. The Boeing 727-100 can carry between 131 and 149 passengers. The Boeing 727-200 and 727-200 advanced can carry between 145 and 189 passengers.
189 passengers [est]
They can sit up to 440 passengers.
The 717 carries 117 passengers.