Ericks father asked him to stop at the store and buy some potatoes. The price of the fruits and vegetables at the grocery is based on weight. Write a formula that will help Erick determine how much the potatoes he buys will cost in bulk. T= total price P= price per kilogram K= number of kilograms of food.

Astudent draws two parabolas on graph paper. both parabolas cross the x-axis at (–4, 0) and (6, 0). the y-intercept of the first parabola is (0, –12). the y-intercept of the second parabola is (0, –24). what is the positive difference between the a values for the two functions that describe the parabolas? write your answer as a decimal rounded to the nearest tenth