Hamzah Inc. reported the following information at the end of the first quarter of 2020, Sales $57525 DIrect materials $8204 Direct labor $7226 Factory utilities (variable) $4906 Factory rent $7847 Sales staff salary $5680 Sales commission $2607 Office rent $3328 Answer the following questions:

(a) The total contribution margin is

(b) The total net income at the end of the period is

(c) The total selling and administrative expenses in the traditional approach income statement is

(d) The total manufacturing costs in the traditional approach is