A daycare charges $52 per day per child. Fixed expenses include $270 per day for wages and $660 per day for space rental and insurance. The daycare can take in up to 30 children each day and is expected to be full. (a) To break even, what is the most that can be spent on supplies per child per day? (b) To achieve a profit of $420 per day, what is the amount that can be spent on supplies per child per day? (a) To break even, the most that can be spent on supplies is $ (Round the final answer to the nearest cent as needed. Round all intermediate values to six decimal places as needed.) (b) To earn a profit of $420, the most that can be spent on supplies is $ (Round the final answer to the nearest cent as needed. Round all intermediate values to six decimal places as needed.)