Answer:
4
Step-by-step explanation:
He should add 4 black blocks because there are a total of 4 other blocks, and in order to have a probability of 50%, the number of black blocks needs to be equal to the total number of the other colored blocks.
all
150+67=217 woohoo it's 217 not 2000 sooo him and all boxes
The answer is- Yes, the piecewise graph is a function because it passes the vertical line test.
Hope that helped!!!