Achess player won 8 of the games he played . if his ratio of wins to loses was 2: 1,how many games did he play total

Find the slope of the line below . enter your answer as a fraction or decimal. use a slash mark ( / ) as the fraction bar if necessary

An equation in slope-intersept form the lines that passes thought (-8,1) and is perpindicular to the y=2x-17.

Margie is practicing for an upcoming tennis tournament. her first serve is good 20 out of 30 times on average. margie wants to know the estimated probability that her first serve will be good at least four of the next six times she serves. how could she design a simulation for this scenario?