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Question 88395:  A chemist has 400 ml of solution that is 21% acid.  How many ml of acid are in the solution?
 
Is the following set of numbers a perfect triple 7,24,25?
 
Is the rate 1/4 cup of butter/4 eggs equivalent to the rate 3 cups of butter/48 eggs? 
 Answer by stanbon(75887)      (Show Source): 
You can  put this solution on YOUR website! A chemist has 400 ml of solution that is 21% acid. How many ml of acid are in the solution? 
Answer: 0.21*400 = 84 ml 
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Is the following set of numbers a perfect triple 7,24,25?  
Answer: Yes because 7^2 + 24^2 = 25^2 
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Is the rate 1/4 cup of butter/4 eggs equivalent to the rate 3 cups of butter/48 eggs? 
Answer: Yes because (1/4)*12/(4)*12 = 3/48 
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Cheers, 
Stan H. 
 
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