Respuesta :
Answer:
Her average score is 150
Step-by-step explanation:
You add 175+142+133 and divide it by 3
To find mean or average you add up all the numbers and divide by how many numbers there are
Answer:
150 is the answer! all you have to do is add all them up and since there is 3 there you would divide the answer you got from adding by 3
Step-by-step explanation: