Properties of Two Functions

Question 1
Adam and Shane are competing to see who can save the most money in one month. Which statement gives a correct comparison of their rate of savings?
Responses
A Shane is saving $1 more than Adam per day.Shane is saving $1 more than Adam per day.
B Adam is saving $1 more than Shane per day.Adam is saving $1 more than Shane per day.
C Adam and Shane are both saving $2 per day.Adam and Shane are both saving $2 per day.
D Adam and Shane are both saving $3 per day.Adam and Shane are both saving $3 per day.

C Adam and Shane are both saving $2 per day.Adam and Shane are both saving $2 per day.

Who had the most money at the start of the month?

Responses
A Adam had $3 more than Shane.Adam had $3 more than Shane.
B Shane had $2 more than Adam.Shane had $2 more than Adam.
C Adam had $1 more than Shane.Adam had $1 more than Shane.
D Adam and Shane had the same amount.

The information given does not provide any indication of who had the most money at the start of the month.