In a group of 5 men, no 2 men have the same age. The eldest man is 50 years old and the youngest is 30 years old. If X years is the average age of the men in the group, which of the following best indicates all and only possible values of X? (All ages are in whole numbers)
In a group of 5 men, no 2 men have the same age. The eldest man is 50 years old and the youngest is 30 years old. If X years is the average age of the men in the group, which of the following best indicates all and only possible values of X? (All ages are in whole numbers)
-
ক
30 < X < 50
-
খ
31 < x < 49
-
গ
35 < x < 45
-
ঘ
33 < x < 46
There can be 2 possible scenarios
Maximizing X
30,47,48,49,50
Thus, average will be 44.8
Minimizing X
30,31,32,33,50
Thus, average will be 35.2
Check the options, correct Answer must be (E) 35 < X < 45
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