Does anyone know what this is??? pls answer

(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

Write an equation of the line that passes through 9,2 and is parallel to the line y=5/3x+9

What is the name of a polygon that has four congruent sides and theses angle measures 60,120,60,120?