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Hansen Technologies Puzzle #1 - Time Work Interview Problem

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Two passenger trains are traveling in opposite direction. The distance between them is 110 Kms. One of them starts at 4 AM and the other starts at 5 AM on a velocity of 20 and 25 KMPH respectively.

What is the time when they both will meet?

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Hansen Technologies Puzzle #2 - Age Interview Problem

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When Daniel was married ten years ago, his wife was the sixth member of the family. Daniel's father died today and a baby is born. If the average age of Daniel's family during his marriage is same as of today.

calculate the age of his father when he died ?

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Hansen Technologies Puzzle #3 - Popular Logic Interview Problem

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A box contains seven purple, five blue and eleven yellow balls.

What is the minimum number of tries required to get one blue and one yellow ball ?

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Hansen Technologies Puzzle #4 - Maths Interview Salary Puzzle

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Three friends are working in a factory. Their average salary per week is 95 rupees per week. One of them earns 115 rupees and second one earns 65 rupees.

What is the salary of the 3rd one?

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Hansen Technologies Puzzle #5 - Bouncing Object Interview Puzzle

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A round bouncing object is dropped from a building of height 20 feet. Every time it touches the floor, it bounces back to a height which is one half of the height of the last bounce.

If you measure till the objects comes to rest, how much distance would it have covered by then?

a) 30 feet
b) 40 feet
c) 50 feet
d) 60 feet

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Hansen Technologies Puzzle #6 - Factors Interview Puzzle

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What is the smallest possible value of a when both 117 and 88 are the factors of no. a*47*64*1313?

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Hansen Technologies Puzzle #7 - Easiest Interview Puzzle

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Michael covers a distance of 715 Km in 13 hours and Lincoln covers a distance of 385 Km in 7 hours in their respective cars.

What is the difference between the speeds of their cars?

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