A) A dealer buys 200 similar envelopes for $60. He sells them for 80 cents each.
a. How much money did he sell them all for?
200 x 80 = 16 000 cents
He sold them all for $160.00.
b. What was his percentage profit?
B) Find the percentage profit:
i. Cost Price is 30 cents and Selling Price is 35 cents