Sunday, January 29, 2012

A computer has been programmed to draw a rectangle with perimeter of 24 cm. The program randomly chooses inter?

Question: a computer has been programmed to draw a rectangle with perimeter of 24 cm. The program randomly chooses interger lengths. What is the expected area of the rectangle?

Answer is 26. But how? Please help.A computer has been programmed to draw a rectangle with perimeter of 24 cm. The program randomly chooses inter?The answer is not 26. There is more than one answer. In fact, there are precisely 6 answers, and none of them are 26:



1x11 = 11

2x10 = 20

3x9 = 27

4x8 = 32

5x7 = 35

6x6 = 36

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