1- If Antonio did ten laps in the pool , how many minutes will it take him? 2-Antonia and Maria each swam laps in a pool. Who has the best time per lap.

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?