Answer:
291 .1
Step-by-step explanation:
80.2 + 91.6 + 123 + 204.7 + x = 790.6
790.6 - 499.5 = 291. 1
x = 0.5y^2 - 5.
2x=y^2-10
Divide both sides by 2:
x = 0.5y^2 - 5
The expected values from the product of 2 marbles are 1,2,3,4,5,6,8,10,12,15,20
THe expected values are 1,2,3,4,5,6,8,10,12,15,20
