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Start learning 50% faster. Sign in nowLet the original number of faculties in Physics and Biology be 5x and 7x respectively According to the question, => (5x + 45)/(7x + 24) = 3/4 => 21x + 72 = 20x + 180 => x = 108 Original number of faculties = 5x + 7x = 12x = 12 × 108 = 1296
The likelihood that Maya secures a place in college D is 90% and in college E is 85%. Maya's order of preference is 'D', then 'E', and finally 'F'. Assu...
A bag contains 12 black and 14 white balls. One ball is drawn at random. What is the probability that the ball drawn is white?
...Out of 36 balls in a bag, some are black and the rest are white in the ratio 7:5. Two balls are drawn randomly without putting back the first one. What ...
Anna is participating in a trivia game with 6 questions, each with 3 choices. Only one choice is correct per question. If Anna guesses on all questions,...
A bag contains 9 black and 10 white balls. One ball is drawn at random. What is the probability that the ball drawn is white?
There are 4 red balls, 5 blue balls and 3 green balls in a jar. 2 balls are drawn at random. Find the probability that both balls are either green or red.
There are (m + 4) red roses, (m + 9) white roses and ‘m’ pink roses in a bag. If the probability of picking a pink rose is 3/10, then find t...
A bag contains 5 red flowers, 7 yellow flowers and 8 green flowers. 3 flowers are drawn randomly. What is the probability that the flowers drawn contain...
Suppose p and q be two real functions continuous at a real number t. Then which of the following is true
A box contains 6 red, 5 green, and 4 blue balls. Two balls are drawn randomly. What is the probability that they are of different colors?
