Step-by-step explanation:
4/9 is in lowest terms because it does not have any other common factor , other than 1 so it can't be reduced more .
A. True
No it does not affect the sum because they have the same sign so it wouldn't make a difference
Dr. Newton needs 5000 dollars, and 3000 dollars have already been saved. So, 2000 dollars remain.
If these 2000 dollars must be saved withint 8 months, we can divide the amount needed by the time given, to find out that Dr Newton needs to save

dollars each month.
Step-by-step explanation:
We can set up an average equation in the form, where x is the last score in the fourth quarter:


She needs at least a 95 on the last quarter to average 90 in all four quarters.