Kevin works as a part-time vendor selling wallets for $20 each and hats for $15 each. He needs to earn a minimum of $450 per wee
k to cover his expenses. The inequality that represents this situation is graphed here, where x is the number of wallets sold and y is the number of hats sold.
20x + 15y ≥ 450
Determine which points are valid solutions and which are invalid, and then drag them to the correct location on the table.
To find how many minutes she took per brain teaser, divide the time by how many she did. 72/6=12 She spent 12 minutes on average for each brain teaser. Hope this helps.