Art of Problem Solving
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2007 AMC 8 Problems/Problem 17: Difference between revisions

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==Problem==
 
A mixture of <math>30</math> liters of paint is <math>25\%</math> red tint, <math>30\%</math> yellow
tint and <math>45\%</math> water. Five liters of yellow tint are added to
the original mixture. What is the percent of yellow tint
in the new mixture?
 
<math>\mathrm{(A)}\ 25 \qquad \mathrm{(B)}\ 35 \qquad \mathrm{(C)}\ 40 \qquad \mathrm{(D)}\ 45 \qquad \mathrm{(E)}\ 50</math>
 
==Solution==
coming soon ans: <math>\boxed{C}</math>
 
==See Also==
{{AMC8 box|year=2007|num-b=16|num-a=18}}

Revision as of 22:46, 12 November 2012

Problem

A mixture of $30$ liters of paint is $25\%$ red tint, $30\%$ yellow tint and $45\%$ water. Five liters of yellow tint are added to the original mixture. What is the percent of yellow tint in the new mixture?

$\mathrm{(A)}\ 25 \qquad \mathrm{(B)}\ 35 \qquad \mathrm{(C)}\ 40 \qquad \mathrm{(D)}\ 45 \qquad \mathrm{(E)}\ 50$

Solution

coming soon ans: $\boxed{C}$

See Also

2007 AMC 8 (ProblemsAnswer KeyResources)
Preceded by
Problem 16
Followed by
Problem 18
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25
All AJHSME/AMC 8 Problems and Solutions