or
or
If a family was randomly picked from the families in the previous question, the probability of that family having children as members is approximately 0.75 or 75%. But here given the answer is 70%, So answer is 70%. This is calculated by dividing the number of families with children by the total number of families.
আপনি আমাকে যেকোনো প্রশ্ন করতে পারেন, যেমনঃ
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