How to represent 7/3 on number line​

The constant of proportionality is always the where k is the constant of proportionality. additionally, you can find the constant of proportionality by finding the ratio for any point onasap

45% of the trees in a park are apple trees. there are 27 apple trees in the park. how many trees are in the park in all?

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