What is the slope of a line that is perpendicular to the line y =-1/5

(a) (8%) compute the probability of an even integer among the 100 integers 1! , 2! , 3! , until 100! (here n! is n factorial or n*(n-1)*(n-2) *… 1) (b) (16%) compute the probability of an even integer among the 100 integers: 1, 1+2, 1+2+3, 1+2+3+4, …., 1+2+3+… + 99, and 1+2+3+… + 100

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

Answer for 10 points show work you guys in advanced < 3