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(#M40002642) ORKUT QUESTION Arrange digits Keep an EYE

Q. Arrange the ten digits 0 to 9 in three arithmetical sums, using three of the four operations of addition, subtraction, multiplication, and division, and using no signs except the ordinary ones implying those operations. Here is an example to make it quite clear:
3 + 4 = 7
9 - 8 = 1
5 X 6 = 30
But, the example is not correct, as the number 2 has not been used and the number 3 has been used twice. Can you come up with a valid solution?

Asked In Orkut Rohit (13 years ago)

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(#M40002643) ORKUT QUESTION Rolling coin Keep an EYE

Q. How many times does a coin rotate in rolling completely about another coin, of the same size, without slipping?

Asked In Orkut Rohit (13 years ago)

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(#M40002641) ORKUT QUESTION Making soap bars Keep an EYE

Q. When manufacturing bars of soap, the cutting machine produces scraps. The scraps from 11 bars of soap can be made into one extra bar. What is the total number of bars that can be made after cutting 250 bars of soap?

Asked In Orkut Rohit (13 years ago)

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(#M40002637) ORKUT QUESTION Trains Keep an EYE

Q. Two towns are linked by a railroad. Every hour on the hour a train leaves each town for the other town. The trains all go at the same speed and every trip from one town to the other takes 5 hours. How many trains are met by one train during one trip?

Asked In Orkut Rohit (13 years ago)

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(#M40002638) ORKUT QUESTION Young and old Keep an EYE

Q. The ages of Old and Young total 48. Old is twice as old as Young was when Old was half as old as Young will be when Young is three times as old as Old was when Old was three times as old as Young. How old is Old?

Asked In Orkut Rohit (13 years ago)

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