Answer:
31/9. you have to count by nines, get three whole numbers which are not fractions, and you are left with 4. and a whole 3 plus 0.4 = 3.4 hope that helps homie
Answer:
D semi-sphere with diameter 10
Step-by-step explanation:
Rotating this along line m will give us a semi-sphere with diameter 10 ( radius 5)
It will be half of a ball
Answer:

Step-by-step explanation:
From the question we are told that:
Mean 
Variance 
Sample size 

Generally the equation for Chebyshev's Rule is mathematically given by

Where



Therefore
Probability


On the surface of the sea. My best guess because the surface is neither above or below
3(k-x)= -3x-9
3k - 3x = -3x - 9 ← equation without parentheses
3k - 3x + 3x = - 9
3k = -9
k = -9/3
k = -3 ← simplest form