5 बच्चों की औसत उम्र 8 वर्ष है। यदि उनके पिता की उम्र भी मिला दी जाये, तो औसत
उम्र 7 वर्ष बढ़ जायेगी, तो पिता की उम्र मालूम कीजिए।
Answers
Answered by
4
Answer:
15
Step-by-step explanation:
i am always correct
Answered by
8
Answer:
Age of the father =50years
Step-by-step explanation:
total age of children= 5x8=40
total average after adding the age of the father =15
total age after father's age incriment =15x6=90
age of the father =90-40=50
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