What is the unit rate for Fred's Sub shop?(Will post photo/link in the comments)

a. $10 for 2 subs
b. $5 for 2 sub
c. $1 for 1/5 of a sub
d. $30 for 6 subs 2. What is the slope-intercept equation for the cost of a sub at Fred's sub shop?

a. y = 2x
b. y = 10x
c. y = 5x
d. y = 5x + 2 3. The data in the table are linear. Use the table to find the slope.(Will link in the comments)

a. 3/2
b. -3/2
c. -2/3
d. 2/3 4. What hill described in the table is the steepest? Explain.(Will link in the comments)

a. Bell Hill: It rises one foot for every 4 feet of horizontal travel.

b. Dixie Hill: It rises two feet for every 1 feet of horizontal travel.

c. Liberty Hill:It rises four feet for every three feet of horizontal travel.

d. Liberty Hill:It rises 3/4 foot for every 1 feet of horizontal travel.
My answers: 1. A 2. Not really sure, D? 3. -3/2? 4. D?