Maths The average age of 30 students of a class is 15 years. A 20 year old student left the class and was replaced by two new students whose age difference is 5 years if now the average age of all the students is 15 years, then among the new students How old is the younger one?
| Q.200556: The average age of 30 students of a class is 15 years. A 20 year old student left the class and was replaced by two new students whose age difference is 5 years if now the average age of all the students is 15 years, then among the new students How old is the younger one? |
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