Q10)The digits of a two-digit number differ by 3.If the digits are interchanged and the resulting number is added to the original number, we get 143. what can be the original number?

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The ivring berlin learning center would like a possible net profit of $650,000 on its new resource manual it sells to schools. the fixed costs for producing the manual are $780,000 and the variable cost per package is $19.85. if the estimated unit sales are 1,250,000 units, what selling price unit should the ivring berlin learning center try?