Write and solve using a proportion to find the missing length

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

Plz hurry evaluate the expression a+b where a=8 and b=19

Using inductive reasoning, what are the next two number in this set? 2,3/2,4/3,5/4,