In January, the depth of a lake was 1,014 feet. In August, the depth of the lake was 659.1 feet. What is the percentage decrease of
the depth of the lake from January to August?

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?