Source: Economist GMAT
The median height of the 5 children in family A is 118 cm. How many children in family A are taller than 128 cm?
1) The average height of the children in family A is 120 cm
2) The second highest child in family A is 130 cm
The OA is B
The median height of the 5 children in family A is 118 cm. How many children in family...
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