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A traveler walks a certain distance
A traveler walks a certain distance. Had he gone half a kilometer an hour faster , he would have walked it in 4/5 of the time, and had he gone half a Kilometer an hour slower, he would have walked 2 ½ hr longer. What is the distance?
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totalitarian days
In the totalitarian days, the words have very much devalued. In the present day, they are becoming domestic that is the words will be much more devalued. In those days, the words will be very much affected in political area. But at present, the words came very cheap. We can say they come free at cost.totalitarian society words are devalued.(True/False/Can't Say). totalitarian will have to come much...
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Circular Track
In a circular race track of length 100 m, three persons A, B and C start together. A and B start in the same direction at speeds of 10 m/s and 8 m/s respectively. While C runs in the opposite at 15 m/s. When will all the three meet for the first time on the after the start? with steps
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Solve Min-Max Game
Alok and Bhanu play the following min-max game. Given the expressionN = 9 + X + Y - Zwhere X, Y and Z are variables representing single digits (0 to 9), Alok would like to maximize N while Bhanu would like to minimize it. Towards this end, Alok chooses a single digit number and Bhanu substitutes this for a variable of her choice (X, Y or Z). Alok then chooses the next value and Bhanu, the variable...
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Aptitude IT Giant Programming
The IT giant Tirnop has recently crossed a head count of 150000 and earnings of $7 billion. As one of the forerunners in the technologyfront, Tirnop continues to lead the way in products and services in India. At Tirnop, all programmers are equal in every respect. Theyreceive identical salaries ans also write code at the same rate.Suppose 12 such programmers take 12 minutes to write 12 lines of code...
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1/3 of a Number
1/3 of a number is 3 more than 1/6 of the same number. What is the number?
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Planet Corba
On planet Corba, a solar blast has melted the ice caps on its equator. 8 years after the ice melts, tiny plantoids called echina start growing on the rocks. echina grows in the form of a circle and the relationship between the diameter of this circle and the age of echina is given by the formulad = 4 * √ (t - 8) for t ≥ 8where d represents the diameter in mm and t the number of years since the...
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5 digit number divisible by 4
How many 5 digit numbers can be formed using the digits 1, 2, 3, 4, 5 (but with repetition) that are divisible by 4?
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2 wheelers and 4 wheelers
If there are 2 wheelers and 4 wheelers parked in a school located at the heart of the city, find the number of 4 wheelers parked there if there were 58 wheels are parked there.
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Divided by 3D
A number when divided by D leavs a remainder of 8 and when divided by 3D leavs a remainder of 21. What is the remainder left, when twice the number is divided by 3D