Question

The average age of 5 students is 9 years.Out of them the ages of four students are 5,7,8 and 15 years.what is the age of the remaining students?​

Answer 1

Answer:

Here's your answer

Step-by-step explanation:

average=

no. of terms

sum of allterms

9 = \frac{5 + 7 + 8 + 15 + x}{5}9=

5

5+7+8+15+x

45 = 35 + x45=35+x

x = 45 - 35x=45−35

x = 10x=10

Hope it helps

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