Question

in order to decide which employees deserve a raise, westview sports is examining their sales records. the graph below shows the number of canoes sold by wei wang over the last 10 weeks.

chart: number of canoes sold per week, with week on x - axis (1 - 10) and number of canoes sold on y - axis

on average, how many canoes did wei sell per week from the beginning of week 3 to the end of week 10?
______ canoes

using the average calculated in the previous question, predict how many canoes wei will sell over the next 7 weeks. round your answer to the nearest whole number.
______ canoes

Explanation:

Step1: List sales from Week3-10

Week3: 3, Week4: 5, Week5: 10, Week6: 0, Week7: 9, Week8: 3, Week9: 7, Week10: 4

Step2: Calculate total sales

$3 + 5 + 10 + 0 + 9 + 3 + 7 + 4 = 41$

Step3: Find weekly average

$\text{Average} = \frac{\text{Total Sales}}{\text{Number of Weeks}} = \frac{41}{8} = 5.125$

Step4: Predict 7-week sales

$\text{Predicted Sales} = 5.125 \times 7 = 35.875$
Round to nearest whole number: $36$

Answer:

1. 5.125 canoes
2. 36 canoes