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From a box containing 4 black balls and 5 white balls, two balls are drawn one at a time. Find the probability that both balls are white. Assume that the first ball is returned before the second ball is drawn. * O 25/81 O 16/81 O 5/18 O 40/81

From a box containing 4 black balls and 5 white balls, two balls are drawn one at a time. Find the probability that both balls are white. Assume that the first ball is returned before the second ball is drawn. * O 25/81 O 16/81 O 5/18 O 40/81

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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From a box containing 4 black balls and 5 white balls, two balls are drawn one at a time. Find the probability that both balls are white. Assume that the first ball is returned before the second ball is drawn. * O 25/81 O 16/81 O 5/18 O 40/81
Transcribed Image Text:From a box containing 4 black balls and 5 white balls, two balls are drawn one at a time. Find the probability that both balls are white. Assume that the first ball is returned before the second ball is drawn. * O 25/81 O 16/81 O 5/18 O 40/81
There are four balls of different colors. Two balls at a time are taken and arranged any way. How many such combinations are possible? 36 О з О 12 O O O
Transcribed Image Text:There are four balls of different colors. Two balls at a time are taken and arranged any way. How many such combinations are possible? 36 О з О 12 O O O
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