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You Are On Multi Choice Question Bank SET 112

5601. A tap can fill a tank in 6 hours. After half the tank is filled, three more similar taps are opened. What is the total time taken to fill the tank completely?





5602. Three taps A, B and C can fill a tank in 12, 15 and 20 hours respectively. If A is open all the time and B and C are open for one hour each alternately, the tank will be full in:





5603. Three pipes A, B and C can fill a tank in 6 hours. After working at it together for 2 hours, C is closed and A and B can fill the remaining part in 7 hours. The number of hours taken by C alone to fill the tank is:





5604. How much time will the leak take to empty the full cistern? I.  The cistern is normally filled in 9 hours.  II.  It takes one hour more than the usual time to fill the cistern because of la leak in the bottom.






5605. How long will it take to empty the tank if both the inlet pipe A and the outlet pipe B are opened simultaneously? I.  A can fill the tank in 16 minutes.  II.  B can empty the full tank in 8 minutes.






5606. If both the pipes are opened, how many hours will be taken to fill the tank? I.  The capacity of the tank is 400 litres. II.  The pipe A fills the tank in 4 hours.  III.  The pipe B fills the tank in 6 hours.






5607. Three pipes A, B and C can fill a tank from empty to full in 30 minutes, 20 minutes, and 10 minutes respectively. When the tank is empty, all the three pipes are opened. A, B and C discharge chemical solutions P,Q and R respectively. What is the proportion of the solution R in the liquid in the tank after 3 minutes?





5608. Pipes A and B can fill a tank in 5 and 6 hours respectively. Pipe C can empty it in 12 hours. If all the three pipes are opened together, then the tank will be filled in:





5609. A pump can fill a tank with water in 2 hours. Because of a leak, it took 2 hours to fill the tank. The leak can drain all the water of the tank in:





5610. Two pipes A and B can fill a cistern in 37 minutes and 45 minutes respectively. Both pipes are opened. The cistern will be filled in just half an hour, if the B is turned off after:





5611. A tank is filled by three pipes with uniform flow. The first two pipes operating simultaneously fill the tank in the same time during which the tank is filled by the third pipe alone. The second pipe fills the tank 5 hours faster than the first pipe and 4 hours slower than the third pipe. The time required by the first pipe is:





5612. In which work do you read: "Things fall apart; the center cannot hold."?





5613. Who wrote: "Beauty is truth, truth beauty."?





5614. In which work do you read: "Beauty is truth, truth beauty."?





5615. Who wrote: "In Xanadu did Kubla Khan / A stately pleasure dome decree..."?





5616. Who wrote: "I would prefer not to."?





5617. Two dice are thrown simultaneously. What is the probability of getting two numbers whose product is even?





5618. In a class, there are 15 boys and 10 girls. Three students are selected at random. The probability that 1 girl and 2 boys are selected, is:





5619. In a lottery, there are 10 prizes and 25 blanks. A lottery is drawn at random. What is the probability of getting a prize?





5620. From a pack of 52 cards, two cards are drawn together at random. What is the probability of both the cards being kings?





5621. Two dice are tossed. The probability that the total score is a prime number is:





5622. A card is drawn from a pack of 52 cards. The probability of getting a queen of club or a king of heart is:





5623. A bag contains 4 white, 5 red and 6 blue balls. Three balls are drawn at random from the bag. The probability that all of them are red, is:





5624. Two cards are drawn together from a pack of 52 cards. The probability that one is a spade and one is a heart, is:





5625. One card is drawn at random from a pack of 52 cards. What is the probability that the card drawn is a face card (Jack, Queen and King only)?





5626. A bag contains 6 black and 8 white balls. One ball is drawn at random. What is the probability that the ball drawn is white?





5627. Tickets numbered 1 to 20 are mixed up and then a ticket is drawn at random. What is the probability that the ticket drawn has a number which is a multiple of 3 or 5?





5628. A bag contains 2 red, 3 green and 2 blue balls. Two balls are drawn at random. What is the probability that none of the balls drawn is blue?





5629. In a box, there are 8 red, 7 blue and 6 green balls. One ball is picked up randomly. What is the probability that it is neither red nor green?






5630. What is the probability of getting a sum 9 from two throws of a dice?





5631. Three unbiased coins are tossed. What is the probability of getting at most two heads?





5632. Who wrote: "There can be no freedom or beauty about a home life that depends on borrowing and debt."?





5633. In which work do you read: "I have measured out my life with coffee spoons."?





5634. Who began the tradition of revenge play ?





5635. Which of the following periodical publications (reviews and magazines) appeared in the Romantic era?




5636. Who is considered as the model of the people during the renaissance?





5637. A man is 24 years older than his son. In two years, his age will be twice the age of his son. The present age of his son is:





5638. Six years ago, the ratio of the ages of Kunal and Sagar was 6 : 5. Four years hence, the ratio of their ages will be 11 : 10. What is Sagar's age at present?






5639. The sum of the present ages of a father and his son is 60 years. Six years ago, father's age was five times the age of the son. After 6 years, son's age will be:





5640. At present, the ratio between the ages of Arun and Deepak is 4 : 3. After 6 years, Arun's age will be 26 years. What is the age of Deepak at present ?





5641. Sachin is younger than Rahul by 7 years. If their ages are in the respective ratio of 7 : 9, how old is Sachin?






5642. The present ages of three persons in proportions 4 : 7 : 9. Eight years ago, the sum of their ages was 56. Find their present ages (in years).





5643. Ayesha's father was 38 years of age when she was born while her mother was 36 years old when her brother four years younger to her was born. What is the difference between the ages of her parents?





5644. A person's present age is two-fifth of the age of his mother. After 8 years, he will be one-half of the age of his mother. How old is the mother at present?





5645. Q is as much younger than R as he is older than T. If the sum of the ages of R and T is 50 years, what is definitely the difference between R and Q's age?






5646. The age of father 10 years ago was thrice the age of his son. Ten years hence, father's age will be twice that of his son. The ratio of their present ages is:





5647. What is Sonia's present age? I.  Sonia's present age is five times Deepak's present age.  II.  Five years ago her age was twenty-five times Deepak's age at that time.






5648. Average age of employees working in a department is 30 years. In the next year, ten workers will retire. What will be the average age in the next year? I.  Retirement age is 60 years.  II.  There are 50 employees in the department.






5649. Divya is twice as old as Shruti. What is the difference in their ages? I.  Five years hence, the ratio of their ages would be 9 : 5.  II.  Ten years back, the ratio of their ages was 3 : 1.






5650. What is Arun's present age? I.  Five years ago, Arun's age was double that of his son's age at that time. II.  Present ages of Arun and his son are in the ratio of 11 : 6 respectively.  III.  Five years hence, the respective ratio of Arun's age and his son's age will become 12 : 7.






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