Question

Out of her total income, Mrs Sharma spends 20%on house rent and 70% of the rest on household expenditure. If she saves Rs 1800 then what will be her total income ​

Answer 1

Answer:

18000

Step-by-step explanation:

1800 = 10%

1800 * 10 = 18000

Answer 2

13371.42

Step-by-step explanation:

Let total income be x

He spends 20% on house rent =

$\frac{20}{100}\times x=1800\\\frac{x}{5}=1800\\x=9000$

He spends 70% on household expenditure=

$\frac{70}{100}\times x=1800\\7x=18000\\x=\frac{18000}{7}\\x=2571.42$

His total income = $9000+1800+2571.42=13371.42$