In a strange city , there are just 2 houses. If one person from house1 goes.........what the population of each house ?

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In a strange city , there are just 2 houses.

If one person from house1 goes to house2, then the population of house2 is twice the population of house1.
While if one person from house2 goes to house1, then the population of house2 is same as the population of house1.

what the population of each house ?

posted Dec 7, 2017

The population of house1 and house2 is 5 and 7 respectively.

If one person from house1 goes to house2, then the population of house2 is twice the population of house1.

5 and 7
5-1 and 7+1
4 and 8

While if one person from house2 goes to house1, then the population of house2 is same as the population of house1.

5 and 7
5 +1 and 7 -1
6 and 6

House 1: 5 people
House 2: 7 people

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