What is the constant of proportional for y=-1/2x

(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

What is the base of 1/9 to the power of 2

1. find the area of the unshaded square 2. find the area of the large square 3. what is the area of the frame represented by the shaded region show