Answer: 65
Step-by-step explanation:
We know that her three tests are 69,65,77 so far
in order to get her average at 69 we need to do the following:
69+65+77+x=(69x4)
211+x=276
x=276-211=65
if she will get a 65 her average will be 69
Answer:
is goes to ¨¨not a function¨¨
1.25
10/4=2.5
2.5*0.5
yes the aswure is no