ANSWER ASAP WILL GIVE BRAINLIEST PLS HELP

Step-by-step explanation:

11) Probability of Black is  1/4

12) P of  not orange is  3/4

13) P of blue or black is 1/2

this should be pretty easy for you, why is it tough?  don't say .. " it just is" say what  makes it tough.  I'm curious why this is difficult.   :?

Understand subtraction of rational numbers as adding the additive inverse, p – q = p + (–q). Show that the distance between two rational numbers on the number line is the absolute value of their difference, and apply this principle in real-world contexts.

Step-by-step explanation:

I hope this helps u! :D