Suppose the cost to clean the lake is $40 per hour and that the residents have agreed to split the cost of cleaning the lake equally. if it was decided that the lake will be cleaned for the number of hours that maximizes total surplus of widgetapolis, how much individual surplus will james receive in total?

Kyle and alyssa paid $1,000 and $4,000 in qualifying expenses for their two daughters jane and jill, respectively, to attend the university of california. jane is a sophomore and jill is a freshman. kyle and alyssa's agi is $135,000 and they file a joint return. what is their allowable american opportunity tax credit after the credit phase-out based on agi is taken into account?