These data show the number of miles each of the 9 members of a track team ran for the week.

11 11.5 10.5 17 14.5 14.5 18 17 19

what is the iqr (interquartile range) for these data?

6.25

7.00

14.50

17.50

Problem melissa is her dad build a walkway in their backyard. the walkway will be 54 feet long and 1.5 feet wide. the local hardware store sells tiles which are 1.5 by 1.5 feet and come in boxes of 12. how many boxes of tiles do they need?

Agroup of students want to create a garden. they do not know the exact measurements but they propose using a variable to represent the length and width of the garden. the length of the garden is 10 feet longer than double the width. use a single variable to write algebraic expressions for both the length and width of the garden. write an algebraic expression for the area of the garden. use mathematical terms to describe this expression.

What are the solutions of the system? solve by graphing. y = x^2 + 3x + 2 y = 2x + 2