how many ways can four baseball players and three basketball players be selected from 12 baseball players and 9 basketball players

How do you find the circumfrance of a circle?

James was playing a game with his friends. he won 35 points. then he lost 15, lost 40 and won 55. how did he come out

The students in a class were asked how many siblings they have. the data obtained is represented in the dot plot. the number of students who have no siblings is . the number of students who have three or more siblings is .