a mine worker discovers an ore sample containing 500mg of radioactive material. it is discovered that the radioactive material h
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<h3>The expression for the length of fabric used for each doll is 
</h3>
<em><u>Solution:</u></em>
Given that,
Margaret has 16 yards of fabric
she is making dresses for z doll
Therefore,
Total length of fabric = 16 yards
Number of dresses = z dolls
Therefore,
Thus, the expression for the length of fabric used for each doll is