Answer:
 =1/26
Step-by-step explanation:
In a 52 card deck there are 2 red 8's ( hearts and diamonds)
P(red 8) = number of red 8's / total
              =2/52
              =1/26
 
        
             
        
        
        
It is in the first quadrant
        
             
        
        
        
Answer:
4
Step by step:
This is if the question is saying you completed 87.5% of the exercises. Otherwise, I don't know what it is asking.
87.5% of 32=28
32-28=4
 
        
             
        
        
        
There is no attachment so we don’t know what this angle is.
        
             
        
        
        
Answer:
150 = x
Step-by-step explanation:
We can use a ratio to solve
100 batches          x batches
------------------- = ---------------------
8 hours                12 hours
Using cross products
100 * 12 = 8x
1200 = 8x
Divide by 8
1200/8 = 8x/8
150 = x