If the income of Varun and Arun in the ratio 5:7 and there expenditure are in the ratio 3:4,then find the ratio of there saving
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Step-by-step explanation:let Varun's income be 5x
and Arun's income be 7x
also,Varun's expenditure = 3y
and Arun's expenditure = 4y
varun's savings = 5x-3y
arun's saving = 7x-4y
ratio of their savings =5/7-3/4
=20-21/28
=-1/28
but savings can't be -ve thus the ratio is 1/28
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