S-ID.6a-2 PARCC 2015, Item M42696 28. Data wore collected on the number of kilowatt hours (kWh) of cloctricity customers used cach month. The data were fit into a function. The function f(3) = 650 sin(0.63 -2.8) +962 gives the number of kWh of electricity used during month x. Month 1 corresponds to January The electric company charges $0.0715 per kWh up to 500 kWh. Then the company charges $0.1042 per kWh for kWh used above 500. The company also charges $8.00 in fees. How many kWh would a customer use in April, and what would the total cost be? Enter your answers in the space provided. Enter only your answers kWh used in April: Total cost for April : + 05 rr 96