The answer would be 242.8
It will not go up because in order to round up it must be 5 or above.
What kind of geometry homework is it?
For this case, what we must do is calculate the mean of the given data.
For this, we must do the following:
Add the given numbers and divide by the number of numbers.
We have then:

From here, we clear the value of x.
We have then:
Answer:
Tasha would have to score 90 on the sixth test to have a mean of 85
Tape diagrams are simple. Look at the picture I put in the comments