Plz answer quickly, will give the brainliest and 25 points! sam and tyrone each build model cars. altogether, sam and tyrone have built 42 model cars. the ratio of cars sam has built to cars tyrone has built repersented by the tape diagram below. there is no tape diagram but the ratio is 3: 4 sam has 3 boxes for his tape diagram, tyrone has 4 boxes for his tape diagram enter the number of cars represented by each square in the tape diagram

The manufacturer of a new product developed the following expression to predict the monthly profit, in thousands of dollars, from sales of the productwhen it is sold at a unit price of x dollars.-0.5x^2 + 22x - 224what is represented by the zero(s) of the expression? a. the profit when the unit price is equal to 0b. the unit price(s) when the profit is equal to 0c. the profit when the unit price is greatestd. the unit price(s) when profit is greatest