25 students are going to a museum and then to lunch. each student much pay an entrance fee to the museum and $7.25 for lunch. the total cost for the trip is $443.75. what is the entrance fee for the students? write an equation to solve.

Evaluate-27 ^4/3/8 a) - 81/16 b) 81/16 c) 16/81

The john nash mall used 17,4000 kilowatt hours in may, with a peak load of 92 kilowatts. the demand charge is $5.95 per kilowatt, and the energy charge is $0.08 per kilowatt hour. the fuel adjustment charge is $0.017 per kilowatt hour. what is the total electricity cost for may?

Can someone plz me with 11,12,13 plz show work