Answer: IT EQUALS 2
Step-by-step explanation:
Given:
The frequency distribution table.
To find:
The mean average score on a test.
Solution:
The frequency distribution table is

x a xa
y b yb
z c zc
Sum a+b+c xa+yb+zc
Now, the mean average score on the test is


Therefore, the mean average score on the test is
.
Answer:
The value of 1/6 is less than the value of4\5.
So, the answer is < .
8(51)
=8(50+1)
=(8*50)+(8*1)
=(8*5*10)+(8*1)
=400+8
=408