How do you write the ratio 5: 4 as a rate?

Anew fountain in the shape of a hexagon will have 6 sides of equal length. on a scale drawing, the coordinates of the vertices of the fountain are: (7.5,5), (11.5,2), (7.5,−1), (2.5,−1), (−1.5,2), and (2.5,5). how long is each side of the fountain?

What is the celsius temperature that is equal to 94 degrees fahrenheit using the formula f=9/5 c+32

What is the multiplicative rate of change of the exponential function shown on the graph?