8. The mean ise of five people in a meeting is 30 years. One of the people, whose age is 50 years, leaves the room. What
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8. The mean ise of five people in a meeting is 30 years. One of the people, whose age is 50 years, leaves the room. What
8. The mean ise of five people in a meeting is 30 years. One of the people, whose age is 50 years, leaves the room. What is the mean age of the remaining four people in the room? 50+X+X+X+ 50 గోండి 30 =
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