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#1 2007-03-19 22:22:08

James987
Guest

Perfect numbers

What percent of whole numbers between 1 and 1000 inclusive are perfect squares?

#2 2007-03-19 23:21:50

JaneFairfax
Member
Registered: 2007-02-23
Posts: 6,868

Re: Perfect numbers

3.1%?

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#3 2007-03-20 00:35:41

MathsIsFun
Administrator
Registered: 2005-01-21
Posts: 7,664

Re: Perfect numbers

Yes, I get:

Perfect Squares: 3.1%
Perfect Numbers: 0.3%


"The physicists defer only to mathematicians, and the mathematicians defer only to God ..."  - Leon M. Lederman

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#4 2007-03-20 17:02:50

alexa
Guest

Re: Perfect numbers

thanks that is what i got
but then i forgot to include 1000. SO would it make it 3.2%

#5 2007-03-20 17:29:10

MathsIsFun
Administrator
Registered: 2005-01-21
Posts: 7,664

Re: Perfect numbers

Try this:

31x31=
32x32=

And what do you notice?


"The physicists defer only to mathematicians, and the mathematicians defer only to God ..."  - Leon M. Lederman

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#6 2007-03-20 18:58:21

James987
Guest

Re: Perfect numbers

31 time 31 euals 961
and 32 times 32 equals 1024
shich is the perfect square above 1000 so its 31!

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