Can you please help with problems 13-15? Thanks much!!

13. Ignoring the information in the previous question. Determine the amount of overhead applied (rounded to the nearest dollar) assuming the following: The predetermined overhead rate was $105.00 per direct labor hour (hint: that is not the answer to the previous question), the actual direct labor hours were 5,600 and estimated direct labor hours were 5,050 . 14. Rick's controller next talks about standard direct material costs and how to develop them. For example, cach completed credenza requires 60 board feet of wood. In the process of making the credenza 10 board feet foot of wood will need to be scrapped Required: What is the standard quantity of wood per unit in each credenza? 15. Let's fast fonvard a few years. Sherri's business has experienced a great deal of growth and expanded to make and sell two sizes of snack, small and large. Last year, she sold 40,000 boxes of small snacks and 10,000 boxes of large snacks. The small snack boxes sell for $30.00 each and have a variable cost of Fixed costs are $204.000. box of snacks sells for $40.00 each and has a variable cost of $30.00 per box. Required: Assuming the same sales mix, how many boxes of small snacks need to be sold to breakeven