It takes five minutes to pass a rumor from one person to two other persons. The tree of rumor continues. Find how many minutes does it take spread the rumor to 768 persons.
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4 men can cross a bridge in 3,7,13, 17 minutes. Only two can cross the bridge at a time. The time taken by the two to cross the bridge is equal to the time taken by the slowest person of the two. Find the minimum time to all of them cross the bridge?
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A person has certain number of cows and birds they have 172 eyes and 344 legs.how many cows and birds does he have?
What are the valid DB2 numeric data types ? a) NUMERIC, INTEGER, SMALLINT, FLOAT b) LONG, SMALLINT, FLOAT c) INTEGER, SMALLINT, DECIMAL, FLOAT d) INTEGER, TINYINT, FLOAT, DECIMAL
A longitudinal wave is made, when
In the reading room of a library, there are 10 tables, 4 chairs per table. In each table there are different numbers of people seated. How many ways they will sit in the library so that no chair would be blank? plz explain how can this quetions can b solved???
a train is moving at speed of 25 kmph , another train moving the same direction at a speed of 49 kmph crossed a man in the first train in 10 sec ? wht is the length of the second train ?
1!+2!+....50!=?
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One Former come there in one railway station.. And he take two full of coconut sack... Each sack full of 100 coconut. Then he reach his place between the 100 station's.Then every one station the former give one coconut each one sack. Finally how many coconut in this former's hand..
Radha,Geeta&Revathi went for a picnic.After a few days they forgot the date,day and month on which they went to picnic.Radha said that it was on Thursday,May 8 and Geeta said that it was Thursday May 10.Revathi said Friday Jun 8.Now one of them told all things wrongly,others one thing wrong and the last two things wrongly.If April 1st is tuesday what is the right day,date and month? thought that he should not waste his time and started moving towards his residence at the speed of 3mi/hr.On the way,he gets the coach and reaches home at 6 o'clock.How far is his residence from railway station.
If y/x = 1/3 and x + 2y = 10, then x is