Question 2

Explanation

To calculate the percentage increase in sales for flower shop B in year 4, we compare the difference in sales between year 4 and year 3 (the previous year), then divide by the sales of year 3.

Based on the chart:

• Sales of flower shop B in year 3 = $350$
• Sales of flower shop B in year 4 = $385$

The calculation is:

Therefore, the percentage increase in sales for flower shop B in year 4 compared to the previous year is $10\%$.