Question 1108290
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The correct answer is  x = 100 (students),  y = 145 (others).


<U>Check</U>.  8*100 + 12*145 = 2540 dollars.   ! Correct !
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<U>Be aware</U>:  &nbsp;&nbsp;the answer  &nbsp;"345 for students"  &nbsp;by &nbsp;@josgarithmetic &nbsp;&nbsp;is &nbsp;&nbsp;<U>W R O N G !</U>