The probability of pulling a blue marble and the coin landing tails up is 360/2500
The tables of values are given as:
Color   Times
Blue     18
Green   20
Yellow   12
Heads   Tails
20 Â Â Â Â Â 30
The probability of obtaining a blue marble is:
P(Blue) = 18/50
The probability of landing tails up is:
P(Tail) = 20/50
The required probability is:
P = P(Blue) * P(Tail)
This gives
P = 18/50 * 20/50
Evaluate the product
P = 360/2500
Hence, the probability of pulling a blue marble and the coin landing tails up is 360/2500
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