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ATQ, Let M expenditure = x L expenditure = 120% of x = 1.2x L income = 180% of x = 1.8x L saving = 1.8x - 1.2x = 0.6x L income = 125 % of M income M income = 1.44x M saving = 0.44x The ratio of the saving of L and M = 0.6x : 0.44x or 15:11
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