Mrs. Grieser's class did an experiment by rolling a marble down different length boards and timing how long it took The results are shown below.
What is the quadratic curve of best fit?
Answer: 440 grams for 1.54 is the better value
Explanation:
Take the price and divide by the number of grams
1.54 / 440 =0.0035 per gram
1.26 / 340 =0.003705882 per gram
0.0035 per gram < 0.003705882 per gram