Peeler's Smoothie Company has provided the following information:

Sales price per unit	$4.50
Variable cost per unit	$3.50
Fixed costs per month	$1,500

Calculate the contribution margin ratio. (Round your answer to two decimal places.)

A. 28.57%

B. 22.22%

C. 20%

D. 77.78%

Benson Company manufactures special metallic materials for luxury homes that require highly skilled labor. Benson uses standard costs to prepare its flexible budget. For the first quarter of the year, direct materials and direct labor standards for one of their popular products were as follows:

Direct materials: 3 pounds per unit; $3 per poundDirect labor: 4 hours per unit; $15 per hourBenson produced 4,000 units during the quarter. At the end of the quarter, an examination of the labor costs records showed that the company used 25,000 direct labor hours and actual total direct labor costs were $225,000. What is the direct labor efficiency variance?

A. $15,040 U

B. $135,000 U

C. $135,000 F

D. $15,040 F