Question

From the salary of pooja , 40% is deducted as house rent, 20% of rest she spends on children's education
and 40% of balance she spends on watching movies. If her savings are Rs.5760/- then hers total salary is:

Answer 1

Answer:

Let Radha's monthly salary be Rs x.

Then, from the given data we can write

40% of x+20% of x+10% of x+10% of x+ Rs 1500=x

⇒

100

40

×x+

100

20

×x+

100

10

×x+

100

10

×x+ Rs 1500=x

⇒

100

80x

+ Rs 1500=x⇒x−

5

4x

= Rs 1500

⇒

5

x

= Rs 1500⇒x=1500×5= Rs 7500