8 pls need help

Presented below is information related to Buffalo Corporation for the current year. Compute the ending inventory, assuming that (a) gross profit is 46% of sales, (b) gross profit is 60% of cost, (c) gross profit is 36% of sales, and (d) gross profit is 25% of cost. (Round ratios for computational purposes to 1 decimal place, e.g. 78.7% and final answers to 0 decimal places, e.g. 28,987.)