SOLUTION: a coin purse contains four 1-peso coins, five 5- peso coin and six 10-peso coin. another coin purse contains four 1-peso coin five 5-peso coin and three 10-peso coins. if a coin is

Question 1179433: a coin purse contains four 1-peso coins, five 5- peso coin and six 10-peso coin. another coin purse contains four 1-peso coin five 5-peso coin and three 10-peso coins. if a coin is taken from one of the two coin purses at random, what is the probability that it is a 5-peso coin? with solutions please. thank you.
Answer by ikleyn(52777) (Show Source): You can put this solution on YOUR website!
.
a coin purse contains four 1-peso coins, five 5-peso coins and six 10-peso coins.
another coin purse contains four 1-peso coins, five 5-peso coins and three 10-peso coins.
if a coin is taken from one of the two coin purses at random,
what is the probability that it is a 5-peso coin? with solutions please. thank you.
~~~~~~~~~~~~~~~~~

It is with the probability    the coin is from the 1st or from the 2nd purse.


If the coin is from the 1st purse, then it is the probability   =  =   that the coin is  a  5-peso.


If the coin is from the 2nd purse, then it is the probability   =   that the coin is  a  5-peso.



THEREFORE, the probability under the problem's question is


    P =  +  =  =  =  = .    ANSWER

Solved, answered, explained and completed.

-------------

Do not forget to post your "THANKS" to me for my teaching.

RELATED QUESTIONS
Ed's purse contains 10-peso, 5-peso, 1-peso, and 25 centavo coin. How many of each type... (answered by Alan3354)

Cathy found a coin purse which contains eight more 10-peso coin than 5-peso coin. If... (answered by checkley71,stanbon)

Keven had six 10-peso coins and four 5-peso coins. If he took out one coin and the second (answered by CubeyThePenguin)

i have 71 coins in my wallet consisting of 10 peso, 5 peso coin, and 1 peso coins. if the (answered by mananth)

1. David wants to purchase a new guitar. The cost of a guitar is $299. David has saved... (answered by ikleyn)

Mike has 185 pesos in 5-peso and 10-peso coins. He has one less 10 peso coin than 5-peso... (answered by ikleyn)

I have one-peso coins, 5 peso coins, and 10 peso coins. The total amount that I have is... (answered by ikleyn)

three types of coins are tossed simultaneously a 1- peso coin, a 5 - peo coin and a 25-... (answered by checkley79)

Jason has 50 coins, all in 5 and 1 peso coins, amounting to Php 130.00. How many 5 peso... (answered by Edwin McCravy,12345qwerty,greenestamps)