A small company borrows money and remains in debt to its lenders for a period of time. The function f(x)=−6x2+8x+50 represents the amount of debt the company has, in thousands of dollars, x years after opening its business. Approximately how many years after opening its business will the company be out of debt? A. 2.9
B. 3.2
C. 3.6
D. 4.2

Tom had a total of $220 and he spent $35 on a basketball ticket . what percent of his money did he have left?

Which situation can be modeled by the inequality 5 + 10w ≥ 45? a. you start with $5 and save $10 a week until you have at least $45. b.you start with 5 baseball cards and purchase 10 cards every week until you have at most 45 cards. c.you start with 5 water bottles and purchases cases of 10 water bottles each until you have a total of 45 water bottles. d.you spend $5 plus $10 per week until you have less than $45.

Table which ratio is equivalent to 3: 7? 6: 7 3: 21 24: 56 15: 30