 
 <translate> He buys them for 12 * .75 = $9. He sells them for 12 * 1.5 = $18. So he makes 18 - 9 = $9 per day. That means he makes 9 * 7 = $63 per week.
The final answer: 63. <ibo> Ọ na-azụta ha maka 12 *.75 = $9. Ọ na-ere ha maka 12 * 1.5 = $18. Ya mere, ọ na-akpata 18 - 9 = $9 kwa ụbọchị. Nke ahụ pụtara na ọ na-eme 9 * 7 = $63 kwa izu. Azịza ikpeazụ ya bụ: 63. 