What is the slope of the line??? Someone please help.

43lbs of tomatos cost $387. how much would 41lbs cost

Some boys and girls were asked if they had a pet. one third of the group were boys. there were 20 boys. 20% of the girls had a pet. boys with a pet : girls with a pet = 1 : 5 i need to know how many girls there are.

According to the data set, where should the upper quartile line of the box plot be placed?