The ordered pairs below represents a relation between x and y (-3,-3) , (-2,0) ,3) , (0,6) , (1,9) , (2, 12) could this set of ordered pairs have been generated by a linear function

The water has been on the stove y=9.5x+62.1 after how many minutes will the tempature be 138.1 f

Adepartment store purchases screen-printed t-shirts at a cost of $5 per shirt. they mark up the price 150% (making the selling price 250% of the store's purchase price) and put them on the sales floor. every month that a t-shirt doesn't sell, the store reduces the selling price by 25%.

Mr. thompson is on a diet. he currently weighs 260 pounds. he loses 4 pounds per month. what part of the story makes the relationship not proportional?