3 projects.
12/4=3. Please mark me brainliest rly wanna mark up!
Answer:

Step-by-step explanation:
Given


Required

Since the events are mutually exclusive, then:

So, we have:

Take LCM



It's A because 8-15 is -7 but the absolute value parenthesis make it positive 7.
Answer:$180
Step-by-step explanation:
84+6=90
90+90=$180