Question

three different options for school lunch were offered on friday. the table shows the percent of the total lunches sold for each option.| option | percent || ---- | ---- || cheese pizza | 50 || pepperoni pizza | 40 || fried chicken | 10 |if 270 students bought a cheese pizza or a pepperoni pizza, how many lunches were sold on friday?___ lunchespart bif each lunch costs $3.50, how much money will the cafeteria earn from all of the lunches?$___

Explanation:

Step1: Calculate combined percentage

Cheese Pizza + Pepperoni Pizza = $50\% + 40\% = 90\%$

Step2: Find total lunches sold

Let total lunches = $T$. $0.9T = 270$, so $T = \frac{270}{0.9} = 300$

Step3: Calculate total earnings

Each lunch costs $\$3.50$, so total earnings = $300 \times 3.50 = 1050$

Answer:

Total lunches sold: 300
Total money earned: $\$1050$