A company manufactures a single product. An extract from a variance control report together with relevant standard cost data is shown below.

Standard selling price per unit                                                      $70

Standard direct material cost (5 kg x $2 per kg)                           $10 per unit

Budgeted total material cost of sales                                            $2,300 per month

Budgeted profit margin                                                                  $6,900 per month

Actual results for February

Sales revenue                                                                                $15,200

Total direct material cost                                                                $2,400

Direct material price variance                                                         $800 adverse

Direct material usage variance                                                       $400 favourable

There was no change in inventory levels during the month.