SOLUTION: Delia has a bag filled with 4 emeralds, 7 rubies, and 5 sapphires. What is the probability of her selecting 2 sapphires in a row, if she does not put back the first jewel she takes

Question 1173796: Delia has a bag filled with 4 emeralds, 7 rubies, and 5 sapphires. What is the probability of her selecting 2 sapphires in a row, if she does not put back the first jewel she takes out?
Answer by ikleyn(52890) (Show Source): You can put this solution on YOUR website!
.


The number of jewels, originally, is  4 + 7 + 5 = 16.


The probability is  P =  =  =  = .    ANSWER

Solved.

The formulas are SELF-EXPLANATORY.

RELATED QUESTIONS
A box of gems is found on a treasure hunt. There are 2 diamonds or every 3 rubies. There... (answered by josmiceli)

The ratio of rubies to emeralds was 3 to 1, and the ratio of emeralds todiamonds was 2 to (answered by Nate)

there are 200 bracelets in sue's jewelry shop. 20 of them have diamonds,emeralds, and... (answered by ikleyn)

A bag contains 5 black marbles, 4 red marbles, 6 green marbles, and 5 blue marbles. What... (answered by stanbon)

A bag contains 7 white 5 black and 4 red balls. If 2 balls are drawn at random. What is (answered by Fombitz)

If you had 17 blue M&M's and 101 total M&M's in a bag with 6 different colors... What (answered by ewatrrr)

Zain has a bag filled with coins. The bag contains 7 quarters, 8 dimes,3 nickels and 9... (answered by KMST)

amateur athletes were classified according to nutrition and injuries. the results are in... (answered by stanbon)

A bag is filled with 9 white tokens, 5 blue tokens 4 green tokens and 2 red tokens Two... (answered by ikleyn)