Question

the ages of Ram Rahim and Shyam are 12 13 and 17 year respectively the average of their ages is 14 year what will be the average of their ages after 10 year and after 30 year​

Answer 1

Step-by-step explanation:

$Average \: age \: after \: 10 \: years \\ = \frac{12 + 13 + 17 + 3 \times 10}{3} \\ = \frac{42 + 30}{3} \\ = \frac{72}{3} \\ = 24 \: years \\ \\ Average \: age \: after \: 30 \: years \\ = \frac{12 + 13 + 17 + 3 \times 30}{3} \\ = \frac{42 + 90}{3} \\ = \frac{132}{3} \\ = 44 \: years$