Milton has his money invested in a stock portfolio. The value, v(x), of his portfolio can be modeled with the function v(x)=30,000(0.78)^x, where x is the number of years since he made his investment. Which statement describes the rate of change of the value of his portfolio? (1) It decreases 78% per year. (2) It decreases 22% per year. (3) It increases 78% per year. (4) It increases 22% per year.

You receive 15% of the profit from a car wash how much money do you receive from a profit of 300

Which choice has the correct steps in graphing the solution set to the following inequality? -45_> 20x-5y

Plz answer asap! i will reward brainliest and 12 points for these three questions!take notice: these three questions are completely different! 1) what is the percentage of sugar in the syrup made of 10 kg of water and 4 kg of suugar? 2) what was the original price if after 10% discount it became $450? 3) at first a price was decreased by 12%, then it was disounted again by an additional 5%. what is the percent of the total discount? , and remeber i will award brainliest and 12 points!