Out of 840 discs tested, 38 are defective. estimate the number of defective discs in a batch of 43,000.

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

Evaluate the expression for the given value of the variable 7a - 4a for a =8

Which inequality is equivalent to -3x < -12? x < 4 , x < -4 , x > 4, x > -4