Age of family was 25what is the present meanage of the family?5 yearsy – InterviewSolution

1.

Age of family was 25what is the present meanage of the family?5 yearsyears ago

Answer»

Answer:

30 years

Step-by-step explanation:

Mean =25 . Sum of ages = 25 X. After 5 years, all ages are INCREASED by 5 . Mean = 30x/x = 30

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