9.下列各項(xiàng)中,主營(yíng)業(yè)務(wù)收入變化率的公式是()。
A.(本期主營(yíng)業(yè)務(wù)收入-基期主營(yíng)業(yè)務(wù)收入)本期主營(yíng)業(yè)務(wù)收入100
b(本期主營(yíng)業(yè)務(wù)收入-基期主營(yíng)業(yè)務(wù)收入)基期主營(yíng)業(yè)務(wù)收入100
C.(基期主營(yíng)業(yè)務(wù)收入-本期主營(yíng)業(yè)務(wù)收入)本期主營(yíng)業(yè)務(wù)收入100
D.(基期主營(yíng)業(yè)務(wù)收入-本期主營(yíng)業(yè)務(wù)收入)基期主營(yíng)業(yè)務(wù)收入100
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