Erica knits 18 squares on monday. she knits 7 more squares each day from tuesday through thursday. how may does erica knit on friday?

there is insufficient information for my child to answer this question.

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 sunflower? ? plz write a proportion to solve i will give you 100 points