Question

A man spends 80% of his income and saves the rest . what percentage of his expenditure does he save ?​

Answer 1

Answer:

20/80*100=25%

Step-by-step explanation:

a man spends 80% of his income=means 20%save

what % of this expenditure does he save

20=X/100*80

X=20*100/80

X=25%

Answer 2

The percentage of expenditure he saves 25%

Given : A man spends 80% of his income and saves the rest

To find : The percentage of expenditure he saves

Solution :

Step 1 of 2 :

Find expenditure and savings

Let total income = ₹ 100

Now it is given that the man spends 80% of his income

Expenditure = ₹ 80

Savings

= ₹ 100 - ₹ 80

= ₹ 20

Step 2 of 2 :

Find the percentage of expenditure he saves

The percentage of expenditure he saves

$\displaystyle \sf{ = \frac{20}{80} \times 100\% }$

$\displaystyle \sf{ = \frac{1}{4} \times 100\% }$

$\displaystyle \sf{ = 25\% }$

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