GWD19-32^-^

谢沁薇 · 发表于 2006-5-31 20:38:00

Q32:

A certain list consists of 3 different numbers. Does the median of the 3 numbers equal the average (arithmetic mean) of the 3 numbers?

(1) The range of the 3 numbers is equal to twice the difference between the greatest number and the median.

(2) The sum of the 3 numbers is equal to 3 times one of the numbers.

key is D ?... why 2 is correct??

THANKS

谢沁薇 · 发表于 2006-5-31 23:14:00

xiexie !

谢沁薇 · 发表于 2006-6-1 07:11:00

了解！谢谢^-^

所属分类: GMAT考试