His dog gets 1 carrot a day and there are 365 days in a year, so his dog eats 1 * 365 = 365 carrots. There are 5 carrots per bag and he will need 365 carrots, so that's 365 / 5 = 73 bags of carrots. The bags cost $2.00 and he will need 73 bags so that's $2 * 73 = $146.00 worth of organic carrots.
This justifies what answer for what question? Q & A:
Harris feeds his dog 1 large organic carrot over the course of 1 day. There are 5 carrots in a 1 pound bag and each bag costs $2.00. In one year, how much will Harris spend on carrots?
146