The given charts illustrate the normal price of a tablet computer with the percentage of discount, while demonstrate the increase in volume sales and the amount of money that spent on commercial during the discount promotions are happening.
In terms of the normal price and promotion discount, the stores name Slaker, Jones, Scots and Fraser has the price between 299 to 312 dollars with the same percentage, accounting for 10%. While Smith store experiences the lowest price for tablet with only 180 dollars with 5%, the stores with by far the highest price, Lewis and Nova, has the greatest percentage of discount: 460 dollars with 20% and 565 dollars with 25%, respectively.
As regard as the proportion development in volume business at the promotion period, although the stores Slaker, Jones, Scots and Fraser witness a moderate increase in this device sales, which is allocated from around 15% to merely over 10%, the money that spent on TV advertising in these markets is nearly 70000 dollars for each. Lewis and Nova, with the similar greatest share in volume sales, however, has the funds which is 18000 dollars with over 20% and 21000 dollars with roughly 23%. The lowest one is the Smith store, with under 5% in volume sales and has no spending on TV commercial during the discount happened.
Summarize, the charts highlight the rise in volume sales that reflect the state of normal price and discount when on promotion, meanwhile, describe the money that spend on advertising.