Answer:
5
Step-by-step explanation:
Calculate the distance d using the distance formula
d = √ (x₂ - x₁ )² + (y₂ - y₁ )²
with (x₁, y₁ ) = (2, 4) and (x₂, y₂ ) = (5, 0)
d =
=
= =
= 5
A boat can travel 496 km on 124 liters of fuel. How much fuel will it need to go 84 km?
1 answer:
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Answer:
-71 cents
Step-by-step explanation:
The total number of balls is 2 + 10 + 30 = 42 balls
The probability of getting gold marble
The probability of getting silver marble
The probability of getting black marble
With the price for each case, we can calculate the expected value of the game by multiplying the price money by the probability and sum them up
dollar
or -71 cents.
So expect to lose 71 cents everytime you play this game