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Puzzle 19) Anuj and Train.
18 AUG 2017 by **Amit Shukla**
Anuj lives 40 km far from his work place. He commonly uses local trains to travel between his home and his work place. One day Anuj late for his train If Anuj walks at the rate of 5 km / h, he misses the train by 6 minutes. However, if he walks at the rate of 6 km / h, he reaches the station 6 minutes before the arrival of the train. Find the distance between his house and station.

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Puzzle 18) Number Plates of Defence colony.
14 AUG 2017 by **Amit Shukla**
A new defence colony is constructed in defence area. The builder of defence area is suffering from a problem that he doesn’t know that How many house number plates in a newly constructed defence colony can be made, if the no. plates have two letters of English alphabet followed by a two- digit no., if repetition of digits or alphabets is not allowed? He asked you to solve this problem. Now your task is to find out number of number plates which builder can create by applying above conditions.

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