please help! and show work

Sandra's Holiday Styles has been busy in the month of November! It seems Sandra's marketing efforts have paid off, as she has answered many calls to help decorate homes for the upcoming holidays. The company carries an inventory of decorative items in its store and then installs them in creative and fun ways. The MOH costs are fairly low, since the company has just a small space to hold the inventory. The applied MOH rate is $10 per direct labor hour. As of November 30 , the company carries the following balances in its inventory accounts. During December, the following events occurred. 1. Purchased direct materials costing $15,600 on account. 2. Used $20,200 of direct materials for jobs. 3. Paid direct labor wages for 136 hours of labor ($25/hr ). 4. Applied MOH cost to jobs. 5. Actually incurred $3,000 in MOH costs. 6. Completed all jobs by the end of the month. 7. Billed clients $46,400 for jobs completed. 8. Closed under-or overapplied MOH using the direct write-off method. How much gross margin did the company earn in December? (Round percentoge answer to 2 decimal places, e.g. 52.75\%.) Gross margin Gross margin percentage $ If Sandra had a goal of earning a 35% gross margin, did she reach her goal? she reach her goal, because % is than her goal of 35%