To model the situation of the field hockey team's fundraiser, you have the following conditions:
- They want to raise at least $600.
- They will sell a maximum of 150 items (chocolate bars and flowers combined).
Let's define the variables:
- Let \( x \) represent the number of chocolate bars sold.
- Let \( y \) represent the number of flowers sold.
Based on the above conditions, we can set up the following inequalities:
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To represent the goal of raising at least $600, we have: \[ 4x + 5y \geq 600 \]
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To represent the limit on the total number of items sold (no more than 150), we have: \[ x + y \leq 150 \]
Thus, the correct system of inequalities modeling the situation is:
\[ \begin{cases} 4x + 5y \geq 600 \ x + y \leq 150 \end{cases} \]
Among the responses provided, this corresponds to: 4x + 5y ≥ 600 and x + y ≤ 150.