A booth in a mall sells calendars. The calendars are purchased for $4.01 each and then sold to customers at a price of $9.99. Space is rented for $173.00 per day and wages amount to $304.00 per day. Answer each of the following independent questions. (a) If the wages decrease to $261.44 per day, and other variables remain the same, how many calendars must be sold to break even? (b) If the calendars are put on sale at 25% off the regular price, and all other variables remain the same, calculate profits if 170 calendars are sold in a day? ... (a) The number of calendars required to break-even when wages decrease to $261.44 is (Round up to the nearest whole number.) (b) If the calendars are put on sale at 25% off the regular price, and all other variables remain the same, the profit earned if 170 calendars are sold in a day is $ (Round to the nearest cent as needed. Round all intermediate values to six decimal places as needed.)