Ineed on these problems i'm not good in mathematics
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Mathematics, 21.06.2019 21:00
Out of $20$ creepy-crawly creatures in a room, $80\%$ are flies and $20\%$ are spiders. if $s\%$ of the total legs belong to spiders, what is $s$?
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Mathematics, 21.06.2019 23:00
If a company produces x units of an item at a cost of $35 apiece the function c=35x is a of the total production costs
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Mathematics, 21.06.2019 23:30
Which of the following vectors are orthogonal to (2,1)? check all that apply
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