find the probability of making a five digit number form 2,3,4,7,8 in such a way that 7 is the first number and 8 is the last number

James wants to promote his band on the internet. site a offers website hosting for $4.95 per month with a $49.95 startup fee. site b offers website hosting for $9.95 per month with no startup fee. for how many months would james need to keep the website for site a to be a better choice than site b? 1. define a variable for the situation. 2. write an inequality that represents the situation. 3.solve the inequality to find out how many months he needs to keep the website for site a to be less expensive than site b. 4. using words, describe how many months he needs to keep the website for site a to be less expensive than site b.

(if f(x)=4x^2 and g(x)=x+1, find (f o g)(x)

Can someone answer this question? : )