February 24, 2017

Homework Help: Math

Posted by Mike on Thursday, July 15, 2010 at 9:41pm.

Hi,I need to know how to do question like this without using a calculator. Can anyone help please.

Which of the following is closest to square root of 4000

A)40 B) 60 C) 200 D) 2000

I know the answer is B , but I did it on the calculator. Can someone show me how to get the answer by not using calculator.... Thanks a lot

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