The mean of the students scores is 81.3, the median is 80.
If Ms.Mosher adds 5 bonus points to each student, the mean and median will both increase by 5 of the six student’s scores!
Answer:
3x+3y−z−7
Step-by-step explanation:
"Let's simplify step-by-step.
4x+2y−z−(x−y+7)
Distribute the Negative Sign:
=4x+2y−z+−1(x−y+7)
=4x+2y+−z+−1x+−1(−y)+(−1)(7)
=4x+2y+−z+−x+y+−7
Combine Like Terms:
=4x+2y+−z+−x+y+−7
=(4x+−x)+(2y+y)+(−z)+(−7)"(Mathpapa)
Answer: Select all the ratios that are equivalent to the ratio 12 : 3. Explain how you know.
A. 6:1
B. 1:4
C. 4:1
D. 24 : 6
E. 15:6
F. 1,200 : 300
G. 112: 13
So the answers are c, d, and f.
Step-by-step explanation:
