The 7-digit numbers in a given area code have the form ABC-, where B, C and X can be any digit 0-7 and A is restricted to 2-8. How many 7-digit numbers are possible in a single area code?

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? will mark the

What effect would doubling all the dimensions of a triangular pyramid have on the volume of the pyramid? explain your reasoning.

What is the inverse of the function f(x) = 2x + 1?