Dashboards is tool which used to get easily access and visualization of data points. It actually compile complex data and provider user an quick information and important point of data or current performance in business. With the help of Dashboards data can easily visualize and explore without much effort.
This is because we want to increase quantity while decreasing price, so we would want to add anouther demand line to the left of the origanal to make it so that we decrease price but increase quantity.