How many times greater are the underlined values in 880 with the 88 underlined

Ineed i been stuck on this question since yesterday

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

How many square centimeters of wrapping paper will be used to wrap the shoe box?