Question
6 boys and 8 girls can do a piece of work in 12 days. 7
boys and 11 girls can do the same piece of work in 10 days. In how many days can 2 boys and 6 girls complete the same piece of work, working together?Solution
There are three types of maggi masala maggi, aata maggi and vegetable maggi in a bag. The probability of picking a vegetable maggi at random is 6/11. Th...
- A boy attended 5 lab evaluations, each having a total of 100 marks. His scores were 88, 76, 92, 81, and 70. He randomly reveals one of the scores to his fr...
A bag contains 24 white and some black balls. If the probability of drawing a black ball from the bag is 1.5 times that of drawing a white ball, ...
The probability that Ayush passes the test is (4/11) and the probability that Bhavna fails is (3/8). What is the probability that both get the same result?
- Find the probability of selecting a heart or a diamond card from a well shuffled deck.
A box contains 6 red balls, 4 blue balls, and 5 green balls. If two balls are drawn at random, what is the probability that one is red and the other is ...
- Find the probability of selecting a card that is not a face card from a well shuffled deck.
- A 6-digit number is formed using the digits 1, 2, 3, 4, 5 and 6. If each digit can be used only once, then find the probability that the number formed will...
A box contains only three colors of balls- red, green and blue. What is the minimum number of balls that should be picked from the box to ensure that at...
- A bag contains 9 white balls, 6 black balls, and 3 green balls. Two balls are drawn at random. Find the probability that the two balls are white.
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