1.

The average age of 40 students of a class is 18 years. When 20 new students are admitted to the same class, the average age of the students of the class is increased by 6 months. The average age of newly admitted student is1). 19 years2). 19 years 6 months3). 20 years4). 20 years 6 months

Answer»

This QUESTION was asked some where in PREVIOUS year papers of ssc, and CORRECT ANSWER was option 2



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