Find the expected value of the winnings from a game that has the following
payout probability distribution:
Payout ($)| 0
4
6
8
10
Probability 0.45 0.3 0.1
0.1 0.05
Expected Value = [?]
Round to the nearest hundredth.

9.4.34  question   to estimate the height of a stone  figure, an observer holds a small square up to her eyes and walks backward from the figure. she stops when the bottom of the figure aligns with the bottom edge of the  square, and when the top of the figure aligns with the top edge of the square. her eye level is 1.811.81 m from the ground. she is 3.703.70 m from the figure. what is the height of the figure to the nearest hundredth of a  meter?

Stefanie is painting her bedroom. she can paint 2 1/3 square feet in 4/5 of an hour. how many square feet can she paint in one hour?

Five friends found a dollar on the ground and decided they each should get 1/5 of it. what amount of money will each friend get? $0.05 $0.20 $0.30 $0.80