Seven persons P, Q, R, S, T, U and V participate in and finish all the events of a series of swimming races. There are no ties at the finish of any of the events. V always finishes somewhere ahead of P. P always finishes somewhere ahead of Q. Either R finishes first and T finishes last or S finishes first and U or Q finishes last. If in a particular race V finished fifth, then which one of the following would be true ?
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Consider the following : I. Saxena, David. Jain and Kumar were District Collectors at places P, Q, R and S respectively in 1970. II. In 1972 they were transferred. Saxena and Jain interchanged places. Kumar and David also interchanged places. III. One year later in 1973 they were again transferred such that David and Jain interchanged places and Saxena and Kumar were also interchanged. What should be the next round of transfers so that all the four persons could have been posted at all the four places
Consider the following : I. Saxena, David. Jain and Kumar were District Collectors at places P, Q, R and S respectively in 1970. II. In 1972 they were transferred. Saxena and Jain interchanged places. Kumar and David also interchanged places. III. One year later in 1973 they were again transferred such that David and Jain interchanged places and Saxena and Kumar were also interchanged. What should be the next round of transfers so that all the four persons could have been posted at all the four places ?
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The length, breadth and height of a room are 1, b and h respectively. The perimeter of the ceiling expressed as a percentage of the total area of the four walls is
The length, breadth and height of a room are 1, b and h respectively. The perimeter of the ceiling expressed as a percentage of the total area of the four walls is
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The following table shows the per cent change in the amount of sales (in rupees) at different retail stores in a given neighbourhood market in the period 1993 to 1995;If the sales at Anshu store amounted to Rs. 8 lakhs in 1993, then the amount of sales (in lakhs of rupees) at that store in 1995 was
The following table shows the per cent change in the amount of sales (in rupees) at different retail stores in a given neighbourhood market in the period 1993 to 1995;If the sales at Anshu store amounted to Rs. 8 lakhs in 1993, then the amount of sales (in lakhs of rupees) at that store in 1995 was
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If the number representing volume and surface area of a cube are equal, then the length of the edge of the cube in terms of the unit of measurement will be
If the number representing volume and surface area of a cube are equal, then the length of the edge of the cube in terms of the unit of measurement will be
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The number of students in two sections, A and B having different heights is shown in the following Table . The ratio of the number of students of a particular height in Section A to that in Section B is the maximum for the height of
The number of students in two sections, A and B having different heights is shown in the following Table . The ratio of the number of students of a particular height in Section A to that in Section B is the maximum for the height of
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When three coins are tossed together the probability that all coins have the same face up is
When three coins are tossed together the probability that all coins have the same face up is
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A smooth inclined plane is inclined as shown in the above figure. A body starts from rest and slides down the inclined surface. The time taken by the body to reach the bottom is
A smooth inclined plane is inclined as shown in the above figure. A body starts from rest and slides down the inclined surface. The time taken by the body to reach the bottom is
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P is 300 km eastward of O and Q is 400 km north of O. R is exactly in the middle of Q and P. The distance between Q and R is
P is 300 km eastward of O and Q is 400 km north of O. R is exactly in the middle of Q and P. The distance between Q and R is
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There are three drawers in a table. One contains two gold coins, another two silver coins, and the third, a silver coin and a gold coin. One of the drawers is pulled out and a coin is taken out. It turns out to be a silver coin. What is the probability of drawing a gold coin, if one of the other two drawers is pulled out next and one of the coins in it is drawn at random
There are three drawers in a table. One contains two gold coins, another two silver coins, and the third, a silver coin and a gold coin. One of the drawers is pulled out and a coin is taken out. It turns out to be a silver coin. What is the probability of drawing a gold coin, if one of the other two drawers is pulled out next and one of the coins in it is drawn at random ?