Suppose one balloon costs $3. Complete the table to find the cost of different numbers of balloons that Lucy might buy. Using the rate table, what would be the cost of 23 balloons? Number of Balloons 1 2 3 4 5 10 12 cost ($) 3

For each proportion find the unknown number x 1/5/8=×/15

Worth 100 points need the answers asap first row -x^2 2x^2 (x/2)^2 x^2 x is less than 2 x is greater than 2 x is less than or equal to 2 x is greater than or equal to 2 second row -5 -5/2 4 5 •2 is less than x& x is less than 4 •2 is less than or equal to x & x is less than or equal to 4 •2 is less than or equal to x& x is less than 4 •2 is less than x& x is less than or equal to 4

Ellen makes and sells bookmarks. she graphs the number of bookmarks sold compared to the total money earned. why is the rate of change for the function graphed to the left?