Savannah was paid $87 for 12 hours of babysitting and $65.25 for 9 hours. what is the constant of proportionality that describes this relationship? a) 0.14 b) 7.25 c) 12.5 d) 65

Yesterday, george drank 1 small bottle and 2 large bottles, for a total of 1,372 grams. the day before , he drank 1 small bottle and 1 large bottle, for the total of 858 grams. how many grams does each bottle hold?

In which direction does the left side of the graph of this function point? a(x) = 3x - x2 + 4x - 2

Me d is also an option but i couldn't get it in the picture