2.A ball is pulled out of a bag on the first pick. Then, it is replaced in the bag and another ball is picked out . Independent or dependent ?

Independent

Step-by-step explanation:

Since the ball is replaces, the same number of balls and type of balls are in the bag.  The draw is identical to the first draw so the draws are independent.

$450

step-by-step explanation:

first, you have to multiply 150x2=300

next, you have to add 150+300= 450

f(x) is going down by 4

step-by-step explanation:

(its either that or its going left by 4)