Cora is playing a game that involves flipping three coins at once. Let the random variable H be the number of coins that land showing "heads." Here is the proba bility distribution for H.
H=#of heads 0
1
2
3
P(H)
0.125
0.375 0.375 0.125
The expected value of H is

What is the square root of 45? (step by step working plz)

Galen sold tickets of his church’s carnival for a total of $2,820. children’s tickets cost $3 each and adult tickets cost $5 each. the number of children’s tickets sold was 30 more than 3 times the number of adult tickets slod. how many children’s ticket and how many adult tickets did he sell?

Acylinder with a base diameter of x units has a volume of jxcubic units which statements about the cylinder are true? check all that apply. the radius of the cylinder is 2 x units. the radius of the cylinder is 2x units. the area of the cylinder's base is 200 square units. the area of the cylinder's base is a square units. the height of the cylinder is 2x units. the height of the cylinder is 4x units. mark this and return save and exit next submit