Sunday, February 21, 2010

How do I find the answer or wut is the answer, 30 percent off of a car rental that costs 66 bucks?

$46.20.





30% of $66 is $19.80. (66 x 0.30) $66 minus $19.80 is $46.20How do I find the answer or wut is the answer, 30 percent off of a car rental that costs 66 bucks?
Two thumbs down. Is that for giving the correct answer, or for showing the asker how to do the problem for next time? Or perhaps jealousy?

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How do I find the answer or wut is the answer, 30 percent off of a car rental that costs 66 bucks?
';Percent'; is short for ';per cent,'; or ';per 100.';





When you're working in math, 1.00 represents 100 percent.





So, to figure out what to multiply by, you move the decimal of the percent two places.





First: Move the decimal two places for 30%.





Now you want to figure out the result. ';Of'; in math means multiply. So multiply your car rental price by the number you just figured out.





So second:


1. 30 percent OF 66 bucks.


2. 30 percent * 66





Do the math, and there's your answer.
First, let's take that the fact that 30% is actually ';30 per 100.'; Now, we know that the word per can be translated into ';/';--the sign for division. Now we have ';30/100.';





If ';percentage = x per price'; then ';30/100 = x/price.';





Now, we know that the price is 66 dollars. So, ';30/100 = x/66'; where x represents the amount of money off of the car rental.





Solve for x.
$46

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