in ashooting competition a shoter can scoor a ball 4times out of 5 . if he is given 3 shots what are the chance of scoring a ball
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In the shooting competition, man can score 0,2,or4
He scored 14 points in 5 shots.
No. of ways in which he can do that,
⇒1).4,4,4,2,0=
3!
5!
=20
⇒2).2,2,2,4,4=
3!2!
5!
=10
∴N=20+10=30
Hence, the answer is 30. it may be your answer
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