A box contains nine bulbs out of which 4 are defective. If four bulbs are chosen at random, find the probability that all the four bulbs are defective. December 31, 2021December 31, 2021 administrator A. 62/63B. 125/126C. 1/63D. 1/126Check AnswerD. 1/126 Share the PostRelated Posts:If a number is chosen at random from the set {1, 2,…A box contains 3 blue marbles, 4 red, 6 green…In a party there are 5 couples. Out of them 5 people…A box contains 3 blue marbles, 4 red, 6 green…Out of 15 consecutive numbers, 2 are chosen at…Nine men went to a hotel. Eight of them spent Rs.3…