Question

you work summer construction, and your hours may vary depending on the weather. the following table provides the number of hours you worked each day for the past week. on average, how many hours did you work per day? a. 8 b. 9 c. 10.5 d. 12.6 e. 63

Explanation:

Step1: Calcular la suma total de horas

$$5.5 + 12+9.5 + 11+7 + 10+8$$
$$=(5.5 + 9.5)+(12 + 8)+(11 + 7)+10$$
$$=15+20+18 + 10$$
$$=63$$

Step2: Calcular el promedio

El promedio se calcula dividiendo la suma total de horas entre el número de días (7).
$$\frac{63}{7}=9$$

Answer:

B. 9