Answered

Find the best solutions to your questions at Westonci.ca, the premier Q&A platform with a community of knowledgeable experts. Connect with a community of professionals ready to help you find accurate solutions to your questions quickly and efficiently. Join our platform to connect with experts ready to provide precise answers to your questions in different areas.

a box contains 13 red blocks, 8 orange blocks,9 green blocks,and 10 blue blocks . Shelly randomly chooses a block from the box. 
What is the probability that the block will not be green ? write answer as decimal


Sagot :

[tex]13\ red+8\ orange+9\ green+10\ blue=40\ all\ blocks\\\\"green"=9\ \ \ \Rightarrow\ \ \ "Not\ green"=31\\\\ \Rightarrow\ \ \ probability:\ \ \ P("Not\ green")= \frac{31}{40} =0.775[/tex]
Before we find the total number of blocks 13+8+9+10=40 blocks

-

chance of having the green block   13+8+10/40 

31/40=0.775 present as  Take it easy