part b is incorrect please help asap!! thank you

Metlock Company is a multiproduct firm. Presented below is information concerning one of its products, the Hawkeye. (a) Calculate the weighted-average cost per unit. (Round answer to 4 decimal places, eg. 2.7613.) Weighted-average cost per unit Compute cost of goods sold, assuming Metlock uses: (Round overage cost per unit to 4 decimal places, e.g. 2.7631 and final answers to 0 decimal places, eg. 6,548.)