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Baseball Ticket Problem: The admission fee at a baseball is $4.50 for children and $8.50 for adults. On a certain night 2,500 enter the baseball game and $20,650 is collected. How many children and how many adults attended the baseball game?

Using the calculator shown below, teachers and students can simulate different scenarios by changing the right hand side value of equation 1, equation 2 or both.

X + Y = Equation 1

X + Y = Equation 2

number of children, X = number of adults, Y =

HOW TO USE:
Type new number in input box. Answer is automatic

To check your answer substitute the value of X and Y in both equation 1 and equation 2.
To do "what if " scenario analysis , just change any variables.

IMPORTANT to enter 1 if there is no constant on X and Y. For negative number enter the negative sign, for example, -1. Do not include the comma symbol , because it will display Not a Number (NaN) error message.