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If the survival rate in the 7th age-group is 0.3 , then the death rate of the 1st age-group is: (3 Points) O 0.7

If the survival rate in the 7th age-group is 0.3 , then the death rate of the 1st age-group is: (3 Points) O 0.7 O 0.3 O 0.2 O 0.5 O none

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