If f = {(0,2), (2,6), (3,15),(4,9)} and g = {(3,4), (2,1),(4,6), (5,9)},
what is (f x g)(3)?

You eat $0.85 for every cup of hot chocolate you sell. how many cups do you need to sell to earn $55.25

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?

The triangle rst, rs = 65 and st = 60. which equation could be used to find the value of angle s?