Answer:
He brought 3 dozen cookies
She ate   of the bag of Doritos
 of the bag of Doritos
She read 25 books
Step-by-step explanation:
∵ Mike makes 4 dozen cookies
∵ He brings 75% of them for a party at his school
- Multiply 75% by 4
∵ 75% =  
 
∴ He brought =  × 4
 × 4
∴ He brought = 3
He brought 3 dozen cookies
∵ Sam bought a bag of Doritos
∵ She ate only 40% of them
∵ 40% = 
∴ She ate =  × 1
 × 1
∴ She ate = 
She ate   of the bag of Doritos
 of the bag of Doritos
∵ Jamie took 50 books from the library
∵ She only read half of her whole stack
- Multiply half by 50
∴ She read =  × 50
 × 50
∴ She read = 25
She read 25 books
 
        
             
        
        
        
Answer:
22m+42 is the answer
Step-by-step explanation:
All you have to do is simplify and add the common factors.
 
        
             
        
        
        
Answer:
Table A and Graph B
Step-by-step explanation:
It is Graph B because of the equation's slope which is 3. This 3 is represented as  as a slope or as a "rise over run", this means that the graph goes up by 3 units while going right by 1 unit.
 as a slope or as a "rise over run", this means that the graph goes up by 3 units while going right by 1 unit. 
It is Table A because the points in the graph match with the points which Graph B goes through.
 
        
             
        
        
        
Answer: 23.25m
Step-by-step explanation:
C=2πr=2·π·3.7≈23.24779m