A bag contains 10 white and 15 black balls. If two \( \mathrm{P} \)...

Channel:
PW Solutions
Subscribers:
451,000
Published on ● Video Link: https://www.youtube.com/watch?v=-9f6EXUTc-4


Duration: 0:55
1 views
0

A bag contains 10 white and 15 black balls. If two
\( \mathrm{P} \) balls are drawn in succession without replacement,

W then the probability that first is white and second is black, is
(1) \( 2 / 5 \)
(2) \( 5 / 8 \)
(3) \( 1 / 4 \)
(4) \( 1 / 5 \)
📲PW App Link - https://bit.ly/YTAI_PWAP
🌐PW Website - https://www.pw.live



Other Videos By PW Solutions


2023-04-07A biased coin with probability \( p, 0p1 \), of heads \( \mathrm{P}...
2023-04-07The minimum number of times a fair coin needs to \( \mathrm{P} \) b...
2023-04-07If three of the six vertices of a regular hexagon are \( \mathrm{P}...
2023-04-07Four person can hit a target correctly with \( \mathrm{P} \) probab...
2023-04-07Two different families \( \mathrm{A} \) and \( \mathrm{B} \) are bl...
2023-04-07An unbiased coin is tossed eight times. The \( \mathrm{P} \) probab...
2023-04-07A consignment of 15 record players contains 4 \( \mathrm{P} \) defe...
2023-04-07An integer is chosen at random from the first 200 \( \mathrm{P} \) ...
2023-04-07What is the probability that for S's come \( \mathrm{P} \) consecut...
2023-04-07Two balls are drawn from an urn containing \( \mathrm{P} \) 2 white...
2023-04-07A bag contains 10 white and 15 black balls. If two \( \mathrm{P} \)...
2023-04-07An elevator starts with \( m \) passengers and stops of \( n \) \( ...
2023-04-07If two different numbers are taken from the set \( \mathrm{P} \) \(...
2023-04-07Three different numbers are selected at random \( \mathrm{P} \) fro...
2023-04-07If six students, including two particular students \( A \) \( \math...
2023-04-07Six dice are thrown simultaneously. The \( \mathrm{P} \) probabilit...
2023-04-07What is the melting point of benzene if P \( \Delta H_{\text {fusio...
2023-04-07Six dice are thrown simultaneously. The \( \mathrm{P} \) probabilit...
2023-04-07If three points \( P, Q, R \) are taken at random on the \( \mathrm...
2023-04-07Six dice are thrown simultaneously. The \( \mathrm{P} \) probabilit...
2023-04-07If three points, \( \mathrm{P}, \mathrm{Q}, \mathrm{R} \) are taken...


Tags:
pw