c$.$ $$210$

d$.$ $$510$

SQC Inc. had sales of $$3,000,000,$ cost of merchandise sold of $$2,100,000,$ and average inventory of $$140,000.$ What

is SQC Inc.$\text{'}$s days' sales in inventory? $($Round the answer to the nearest whole number.$)$

$($a$.24$ days

b$.17$ days

c$.15$ days

d$.30$ days