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Question
If the 4th of a family has 17 members, then what is the number of members in the 7th generation of the family?
If the 4th of a family has 17 members, then what is the number of members in the 7th generation of the family?
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Solution
The correct option is D 136
We know that after every generation, the number of members double.
Therefore,
4th generation = 17
5th generation = 17 x 2 = 34
6th generation = 34 x 2 = 68
7th generation = 68 x 2 = 136
So, the number of members in the 7th generation is 136.
We know that after every generation, the number of members double.
Therefore,
4th generation = 17
5th generation = 17 x 2 = 34
6th generation = 34 x 2 = 68
7th generation = 68 x 2 = 136
So, the number of members in the 7th generation is 136.
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