Stardust Furniture Store sells low end furniture and uses the installment method for revenue recognition. Its year-end is December 31. It shows the following data for January: Sales of $990 with a 50% markup. Sales terms: No down payment in January, no interest and 6 easy monthly payments starting in February.

a: Assuming no other transaction happened, what revenue is recognized in January?

b: Assuming no other transaction happened, what revenue is recognized in February?

c: Assuming no other transaction happened, what cost of goods sold is recognized in March?

d: Assuming no other transaction happened, what is the Gross Margin of April?