a$.$ Calculate the current and quick ratio at the end of each year.

Note: Round your answers to $1$ decimal place.

b$.$ Assuming a $365-$day year for all calculations, compute the following:

The collection period each year based on sales.

The inventory turnover and the payables period each year based on cost of goods sold.

The days' sales in cash each year.

The gross margin and profit margin each year.

Note: Round your answers to $1$ decimal place. Negative answers should be indicated by parentheses.