Solution of problem N2826 probability theory

Solution of problem N2826 probability theory

224/5000
2826. V urne nakhodyatsya 5 krasnykh, 4 sinikh i 3 belykh shara. Naudachu vynimayut 3 shara. Nayti veroyatnost´ togo, chto eto budut:
a) siniye shary
b) krasnyye shary
v) belyye shary
g) dva krasnykh i odin siniy shar
d) raznotsvetnyye shary
2826. In the urn there are 5 red, 4 blue and 3 white balls. 3 balls are taken out at random. Find the probability that it will be:
a) blue balls
b) red balls
c) white balls
d) two red and one blue ball
d) multi-colored balls

Additional information:

Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)

Discount for regular customers! If the total of your purchases from the seller Massimo86 exceeds:

• $30 discount 10%
• $20 discount 7%
• $18 discount 6%
• $15 discount 5%
• $12 discount 4%
• $9 discount 3%
• $6 discount 2%
• $3 discount 1%