Math, asked by nitaranjan6, 4 months ago

The average age of 5 students is 9 years.out of them the ages of 4 students are 5,7,8 and 15 years.what is the age of the remaining student​

Answers

Answered by rollasiddharthreddy
2

Answer:

10 years

Step-by-step explanation:

Average age = 9 years

=>Sum of all their ages = 9*5=45

=>Let the last person's age = x years

5+7+8+15+x=45

=>35+x=45

=>x=10 years

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