Anyone write the answers down?

Asunflower was 20 1/2 inches tall. over the next 6 months, it grew to a height of 37 inches tall. what was the average yearly growth rate of the height of the plzzz write a proportion i will give you 100 points

Tell whether the two rates form a proportion

Agallon of apple juice cost $7 a pack of eight 4.23oz box of apple juice $2.39 which is a better deal