You should be able to multiply 91 by 8 to get the sum of the first 8 tests, then add the score on the 9th test. Then to get the average of the sum of the 9 tests you need to divide it by 9.
((91*8)+78)/9=89.555555555555.... So, 90%
Answer:
-1/3x + 5
Step-by-step explanation:
The slope-intercept is y = mx + b
The m is the slope and b is the y-intercept.
The equation is:
y = -1/3x + 5
At the end of practice, Joseph will need to run another 1.75 miles or 1 3/4 miles.
To determine this we need to subtract the amounts he already has run during practice from the goal of 3 miles.
3 miles - 1/2 miles - 1/4 miles - 1/4 miles - 1/4 miles = 1.75 miles
Answer:
can you show the patterns?
Step-by-step explanation:
Answer:
$6,600
Step-by-step explanation:
231/0.035= 6,600
