Question 1124530
<pre>
COIN           COUNT
Quarters         Q
Dimes           2Q
Nickels         6Q
</pre>


{{{0.25Q+0.1*2Q+0.05*6Q=2.25}}}--------all in terms of the quarters, Q.  Solve, and evaluate the other two coin counts.

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{{{0.25Q+0.2Q+0.3Q=2.25}}}

{{{0.75Q=2.25}}}

{{{highlight_green(Q=3)}}}

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