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The average age of 30 boys in a class is 15 years. One boy, aged 20 years, left the class, but two new boys came in his place whose age differ by 5 years. If the average age of all the boys now in the class becomes 15 years, the age of the younger newcomer is :1). 20 years2). 15 years3). 10 years4). 8 years |
Answer» 15 years is the correct ANSWER as per the SSC answer key | |