A firm reports sales of 50,000,000 for the year ended December 31, 2018. Its accounts receivable balances were 6,000,000 at January 1, 2018 and 7,500,000 at December 31, 2018. The companys cash collections from sales () for 2018 is closest to:

a) 51,500,000 b)42,500,000 c)48,500,000