is this answer correct and explanation is needed

PA2. LO 51 e. The following product costs are available for Arrez Company on the production of DVD cases: direct materials, $1,450; direct labor, $15.50; manufacturing overhead, applied at 150% of direct labor cost; selling expenses, $1,550; and administrative expenses, $950. The direct labor hours worked for the month are 90 hours. A. What are the prime costs? A. (Direct material + Direct labor) - $1,450 + $15.50 = $1,465.50 B.What are the conversion costs? A.(Direct labor + Manufacturing overhead) - $15.50 +(15.50 x 1.5) = $38.75 C. What is the total product cost? A. (Direct Material + Direct Labor + Manufacturing Overhead) - $1,450+ $15.50 + $23.25 - $1,488.75 D. What is the total period cost? A. (Administrative cost +Selling cost) - $950 + $1,550 - $2500 E. If 1,450 equivalent units are produced what is the equivalent material cost per unit? A. (Material cost/Number of units) - $1,550/1,450 - $1.07 per equivalent unit F. What is the equivalent conversion cost per unit? A. (Conversion cost/Number of units) - $1,465,50/1,450 - $1.01 per equivalent unit