To determine how many quiches the Spanish Club needs to sell to break even, we first need to calculate the total cost of making the quiches.
The total cost (C) for making \( x \) quiches can be expressed as: \[ C = 30 + 0.50x \] where \( 30 \) is the fixed cost, and \( 0.50 \) is the cost per quiche.
The revenue (R) from selling \( x \) quiches at $2 each is: \[ R = 2x \]
To break even, we set the total cost equal to the revenue: \[ 30 + 0.50x = 2x \]
Now, let's solve for \( x \):
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First, subtract \( 0.50x \) from both sides: \[ 30 = 2x - 0.50x \] This simplifies to: \[ 30 = 1.5x \]
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Next, divide both sides by \( 1.5 \): \[ x = \frac{30}{1.5} \] Calculating this gives: \[ x = 20 \]
Thus, the Spanish Club needs to sell 20 quiches to break even.
The correct response is: 20 quiches.