2010 · Q98
(For the next three questions to follow):
The arithmetic mean, geometric mean and median of 06 positive numbers a, a, b, b, c, c where a < b < c are 7/3, 2, 2 respectively.
What is the sum of the squares of all the six numbers ?
Elementary MathematicsStatistics
- A40
- B42
- C45
- D48
Explanation
a=1,b=2,c=4; 2(1+4+16)=42.