Parks department ordered a total of 100 bats and balls. The bats are $20 and balls are $4.50 each. The total invoice was $822.00 . How many of each item were ordered?
I got 24 bats and 76 balls
24 x $20 = $480.00
76 x $4.5 = $342.00
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100 items $822.00 cost