Q no 5 and 6 plz

Q no 5 and 6 plz 20 a" 70, 75.7.1.68.7'. 79.82. so, 60

Kindly, refer to the below link for similar query,
Q.6 https://www.meritnation.com/ask-answer/question/1400-families-with-3-children-were-surveyed-and-it-was-fo/probability/10134299

For remaining queries, please post them in a different thread to get rapid assistance from our experts.