# You are buying flowers to hand out at a school dance. Roses cost $30 for a dozen but cost more if bought individually. With the money you have, you can buy 7 dozen and 4 single roses, or 64 single roses. How much is one rose? How much money do you have? ##### 1 Answer Nov 3, 2016 $1$rose costs $3.50 and I have $224. #### Explanation: Let the cost of a single rose be $x
Then by the given condition of 7 dozen and 4 single roses:

$30 \cdot 7 + 4 x = 64 x$

so, $60 x = 210$

 :. x=210/60=$3.50 I have 64*3.50=$224

$1$ rose costs $3.50 and I have $224.[Ans]