Trong một thùng có chứa 3 bi đỏ, 4 bi đen. Lấy ngẫu nhiên từng viên cho đến khi lấy được bi đỏ thì dừng. Gọi X là số viên bi cần lấy. Tìm quy luật ppxs cho X.

Note: remember to show all of the steps that you use to solve the problem. be sure to use the text box where the question mark first appears to show your mathematical work. you can use the comments field to explain your work. your teacher will review each step of your response to ensure you receive proper credit for your answer. ! i will pay you to do this for me! will mark brainliest. i am not lying solve the following problem. jana buys a dress for $25.98 and a for $14.99. the total sales tax is $2.46. a. what is the total cost of her purchase? b. if jana pays with a $50 bill, how much change should she receive?

Bradley hikes 12 miles in 3 hours. in relation to bradley’s hike, which statement describes the expression

You give a $4 tip for a meal that cost $22. approximately what percent of the bill was your tip?