Three qualities A,B,C of boxes cost $8,$9 and $10 respectively.How many of A,B,C boxes were purchased if the total cost of purchase was $109?
1) Totally 12 boxes were bought
2) 5 of the boxes bought were of A.
Leo can buy a certain computer for p1 dollars in State A, where the sales tax is t1 percent, or he can buy the same computer for p2 dollars in State B, where the sales tax is t2 percent. Is the total cost of the computer greater in State A than in State B?
(1) t1 > t2
(2) p1t1 > p2t2