Answer:
Mean, m = 72
Step-by-step explanation:
It is given that, Carl earned grades of 62, 78, 59, and 89 on four math tests.
It is required to find the mean of his grades.
Mean of a data is given by :

Sum of observations is 62 + 78 + 59 + 89 = 288
Total no of observations are 4
So, mean of his grades is :

So, the mean of his grades is 72.
Answer:
B 3
Step-by-step explanation:
We can use the secant-secant formula:
(whole secant) x (external part) =
(whole secant) x (external part)
9 * 4 = 12 *x
36 = 12x
Divide each side by 12
36/12 =12x/12
3 =x
It would be 26 or two sticks to represent the tens and 6 cubes to represent the ones. Hope this helps!!
28 x .15 = 4.2
28 + 4.2 = 32.2 <---- ANSWER
Hope this helps :)
Answer:
the answer is two points determine a unique line segment
~batmans wife dun dun dun.....aka ~serenitybella