ĐỈNH NÚI TRÍ TUỆ LET REACH THE INTELLECTUAL PEAK BY ANSWERING THE QUE...

2.5:

Which of following is true?

A. 9000 x 2 > 6000 x 3

B. 4000 x 8 < 6000 x 4

C. 3000 x 2 = 2000 x 3

D. 8000 x 3 > 6000 x 4