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Estimate the answer by clustering. 725 + 676 + 712 + 729
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Can u show how do this one plz just need to understand thats all
does anyone know what this question is asking?
they are all pretty close to 700 so a good guess is 4*700=2800
yeah same as andras
thx adras and polpak
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round it off to nearest hundred
and asad thx your a big help.
I'm not sure, but I'd guess that you can estimate by saying that they are all close to 725 except one (which is off by about 50) \[725 + 676 + 712 + 729 \approx 725*4 - 50 = 2850\] Actual answer is 2842
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