Question

the table shows the number of dogs walked by a dog walker each week for 3 weeks. what is the mean number of dogs walked per week for these 3 weeks?
a 7
b 15
c 23
d 45

Explanation:

Step1: Calculate the sum of dogs walked

Sum \(=7 + 15+23=45\)

Step2: Calculate the mean

Mean \(=\frac{\text{Sum}}{\text{Number of weeks}}=\frac{45}{3}=15\)

Answer:

B. 15