Final answer:
To assign avg_sales with the average of num_sales1, num_sales2, and num_sales3, you can use the formula: avg_sales = (num_sales1 + num_sales2 + num_sales3) / 3.
Step-by-step explanation:
To assign avg_sales with the average of num_sales1, num_sales2, and num_sales3, you can use the following statement:
avg_sales = (num_sales1 + num_sales2 + num_sales3) / 3;
This statement adds up the values of num_sales1, num_sales2, and num_sales3, and then divides the sum by 3 to calculate the average. The result is then assigned to the variable avg_sales.