Answer:
Total standard cost per unit will be $19.7
Explanation:
The standard cost card of the product will be,
$
Material (0.3 * 31) 9.3
Direct Labor (0.4 * 10) 4
Overheads (0.4 * 16) 6.4
Total cost per unit 19.7
Thus, the standard cost per unit will be $19.7