The school drama club sold 2,400 tickets to a play and made $9,000 from the ticket sales. Student tickets,
1 answer:
Hi!
Given:
- total tickets = 2,400
- total profit = 9,000
- student tickets cost $3
- adult tickets cost $5
- x = student tickets
- y = adult tickets
The first equation we can make can use the total number of tickets. The total number of tickets would be equal to the number of student tickets plus the number of adult tickets, correct? Therefore:
Now, the second one can use the profit and the price of each ticket. The number of student tickets multiplied by 3 (for the price) plus the number of adult tickets multiplied by 5 would be equal to the total profit. Hence:
Therefore, your system of equations is:
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Answer:
Step-by-step explanation:
The surface area of a rectangle can be calculated with:
The surface area of a trapezoid can be calculated with:
Calculate the area of the base, wich is a rectangle:
There are two equal rectangles, therefore, multiply the area of any of them by 2:
Calculate the area of the other rectangle:
There are two equal trapezoids, therefore, multiply the area of any of them by 2:
Therefore, the surface area will be the sum of all the areas calculated: