Answer :
30 - 18 = 12....so they make a 0.12 cent profit off each CD
0.12x > 6000
x > 6000/0.12
x > 50,000....so basically, they have to make 50,001 CD's
0.12x > 6000
x > 6000/0.12
x > 50,000....so basically, they have to make 50,001 CD's