Laura Hall owns and operates WildhorseCakes, a bakery that creates personalized birthday cakes for a child's first birthday. The cakes, which sell for $40 and feature an edible picture of the child, are shipped throughout the country. A typical month's results are as follows: Sales revenue Variable expenses Contribution margin Fixed expenses Operating income $844,000 633,000 211,000 150,000 $ 61,000 (a) Your answer is correct. How many cakes will Laura Hall have to sell if she wants to earn $156,000 in operating income each month? 30.600 cakes (b) Assuming a 25% tax rate, how many cakes will Laura Hall have to sell if she wants to earn $115,200 in net income each month? (Round answer to 0 decimal places, e.g. 5,275.) cakes