Answer:
d) 
Step-by-step explanation:

3/4 = 6/8 and 3/8 is half of 6/8. If she wanted to give each friend 3/8 of the bag, she could give a portion to only 2 friends.
The mode is the value that appears more frequently. In this case, the mode is number 1.
Answer:
C. 
Step-by-step explanation:
Lets plug in -2 into each of these equation to see which one gives us the solution of -6
A. 

B. 

C. 

D. 

As we can see, function C was the only one that gave us the value of -6, so that is our answer.