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OpenStudy (calculusxy):
MEDAL FOR THE BEST ANSWER! Rodney has fifty coins, including at least one quarter, that are worth $1.00. If he loses one coin, what is the probability that it was a dime? A. 0.01 B. 0.02 C. 0.04 D. 0.05 E. 0.10 @Mertsj
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OpenStudy (anonymous):
e cause it says that only one of them is a quarter
OpenStudy (calculusxy):
But that is not correct according to the answer key.
OpenStudy (anonymous):
then...
OpenStudy (mertsj):
So $1 = 1 quarter + 2 dimes + 2 nickels + 45 pennies P(dime)=2/50=1/25=.04
OpenStudy (calculusxy):
What do you mean by P?
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OpenStudy (charlotte123):
P - Probability. @calculusxy
OpenStudy (calculusxy):
How about where did he get 2/50 from?
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