ice cream sales\nhow many more sales on day 10 than day 5?\nsales\ndays

Explanation:

Step1: Estimate day 10 sales

By looking at the graph, the sales on day 10 are around 200.

Step2: Estimate day 5 sales

From the graph, the sales on day 5 are around 100.

Step3: Calculate the difference

Subtract day 5 sales from day 10 sales: $200 - 100=100$.

Answer:

100