13. at its peak, tristan's blog had 1810 monthlyvisitors. since then, the number of monthlyvisitors has been declining at a rate of 4% permonth. predict the number of monthly visitorsl year after the blog's peak month.

(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 difference between the equations of a vertical and a horizontal line?

Awindow washer cleans 42 windows in 2 hours. at this rate, how many windows did he clean in 180 minutes.