Answer:
not possible
Step-by-step explanation:
Answer:
The mean of the combined group is 76.67 ≈ 77
Step-by-step explanation:
- The sum of the grades in Tom's group is 20×70 = 1400
- The sum of grades in Alice's group is 10×90=900
- The sum of gradees in the combined group is =1400+900=2300
- Then the mean grade of the combined group is

where
- 2300 is the sum of the all grades in the combined group
- 30 is the total number of people in the group
D.Q (3,0)
I think
Sorry if wrong
But I am not sure!
Slope formula:
y2-y1
-------
x2-x1
48)
1-3 -2
---- = ----
-2-4 -6
So the slope of MN is 1/3
Answer:
It's like adding whole numbers, but with a dot. add 75+75=150
Because 150 is more than 100, you add the 1 to the whole numbers, the 6 and the 3. Add 3+6+1=10
So your answer is 10.5