## Jagat Chaudhary is teaching live on Unacademy Plus

IIT-JEE (main +Advanced) Probability On

A box of oranges is inspected by examining three randomly selected oranges drawn without replacement. If all the three oranges are good, the box is approved for sale, otherwise, it is rejected. Find the probability that a box containing 15 oranges out of which 12 are good and 3 are bad ones will be approved for sale.

A box of oranges is inspected by examining three randomly selected oranges drawn without replacement. If all the three oranges are good, the box is approved for sale, otherwise, it is rejected. Find the probability that a box containing 15 oranges out of which 12 are good and 3 are bad ones will be approved for sale. 12 11 10 P(All 3 good)14 13

A box of oranges is inspected by examining three randomly selected oranges drawn without replacement. If all the three oranges are good, the box is approved for sale, otherwise, it is rejected. Find the probability that a box containing 15 oranges out of which 12 are good and 3 are bad ones will be approved for sale. 12 11 10 P(All 3 good)5 14 13 91

A die is tossed thrice. Find the probability of getting an odd number at least once.

A die is tossed thrice. Find the probability of getting an odd number at least once. Answer Probability of getting an odd number in a single throw ofadi

A die is tossed thrice. Find the probability of getting an odd number at least once. Answer Probability of getting an odd number in a single throw of a die Similarly, probability of getting an even number

A die is tossed thrice. Find the probability of getting an odd number at least once. Answer Probability of getting an odd number in a single throw of a die Similarly, probability of getting an even number Probability of getting an even number three times 2

A die is tossed thrice. Find the probability of getting an odd number at least once. Answer Probability of getting an odd number in a single throw of a die 2 Similarly, probability of getting an even number Probability of getting an even number three times Therefore, probability of getting an odd number at least once -1 Probability of getting an odd number in none of the throws

A die is tossed thrice. Find the probability of getting an odd number at least once. Answer Probability of getting an odd number in a single throw of adie -2 ludi Similarly, probability of getting an even number Probability of getting an even number three times 22 Therefore, probability of getting an odd number at least once -1 Probability of getting an odd number in none of the throws -1 Probability of getting an even number thrice

A die is tossed thrice. Find the probability of getting an odd number at least once. Answer Probability of getting an odd number in a single throw of a die Similarly, probability of getting an even number Probability of getting an even number three times 222 8 Therefore, probability of getting an odd number at least once -1 Probability of getting an odd number in none of the throws -1 Probability of getting an even number thrice

Ques A tial consist of bol na a red and a blue die The dice being four. The result R of the a1,2 The rel ase dehned as the sun of too number3 sho oing, when he numbers on the red and blue dice are savne but oduct of the two numbera when they are dif ferent (Pob. tha the result of the touo a 12

Que A ial consist of bollina a red and a blue die The dice ben fair. The result R of the tial, The vesult ase deAned as the sum of tuoo numbex houoing uwhen he numbers on the red and blue dice are same bt podof the two mumbers tohen the ave dif ferent (I) Poob. that "the Yesult of the tou .U 12 Due to addihen,ony Case is (G, () Due bo malifitclion, cases ave (26), (), aA),aa)

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No Combina-Hon possible add hon Possibhes mlti lcathen e dieent umbers -) Required poob. 6 3b

PRz2o) No Combin Hon possible fo add hom Required boob. 25

PRz2o) No Combin-tion possible add hon -) Required paob. - . 35 (iii) P ( R 5) (4,0, 15%)

No Combin-tion possible add hon -) Required pob. - . 35 (iii) P ( R zig) 2 15 -then PR

No Combina-ion possible add on LA, ), (4A), C4,), ( L5), (5,t) -) Required paob. - ^- 36 RzIS 6/3 b 6 PURzI5)