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Andrea's change purse contained 8 quarters, 9 dimes, and 8 nickels.If andrea chose 2 coins randomly without replacing them in her purse,what is the probability that she chose 2 dimes?
 9 months ago
 9 months ago
Andrea's change purse contained 8 quarters, 9 dimes, and 8 nickels.If andrea chose 2 coins randomly without replacing them in her purse,what is the probability that she chose 2 dimes?
 9 months ago
 9 months ago

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FutureMathProfessorBest ResponseYou've already chosen the best response.0
flutter you
 9 months ago

jacky27Best ResponseYou've already chosen the best response.0
uhm, excuse me. but can i get an explanation on this problem,please really stuck on this.
 9 months ago

swissgirlBest ResponseYou've already chosen the best response.1
ok so we have 25 coins altogether
 9 months ago

swissgirlBest ResponseYou've already chosen the best response.1
So the first time we choose a coin the probability that it will be a dime is 9/25 correct?
 9 months ago

swissgirlBest ResponseYou've already chosen the best response.1
ya there are 25 coins altogether and 9 dimes so the probability that it will be a dime is dimes/total amt of coins = 9/25
 9 months ago

swissgirlBest ResponseYou've already chosen the best response.1
The second time we choose a coin
 9 months ago

swissgirlBest ResponseYou've already chosen the best response.1
there are only 24 coins left cuz we picked a dime
 9 months ago

swissgirlBest ResponseYou've already chosen the best response.1
so there are 24 coins and 8 dimes so the probabiity we will choose a dime is 8/24
 9 months ago

swissgirlBest ResponseYou've already chosen the best response.1
So altogether the probability that we will choose 2 dimes is 9/25*8/24
 9 months ago

jacky27Best ResponseYou've already chosen the best response.0
so the answer would be 3/25, right?
 9 months ago

jacky27Best ResponseYou've already chosen the best response.0
Omg! Thank You So Much!(:
 9 months ago
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