What's the weighted mean frequency for the following car sales? 2 sold at $25,090, 3 sold at $20,000, 1 sold at $21,475, and 1 sold at $39,638

An investment decreases in value by 30% in the first year and decreases by 40% in the second year. what is the percent decrease in percentage in the investment after two years

Awoman has 14 different shirts: 10 white shirts and 4 red shirts. if she randomly chooses 2 shirts to take with her on vacation, then what is the probability that she will choose two white shirts? show your answer in fraction and percent, round to the nearest whole percent.

Yvaries directly as x. y =90 when x=6. find y when x=13