Question

Prerna decided to donate 15% of her salary to an orphanage.on the day of donation she changed her mind and donated rs 1896 which was 80% of what she had decided earlier how much is prerna salary

Answer 1

Her initial donation was :

15/100 = 3/20

On the day of donation:

She donates :

80/100 = 4/5 of 3/20

4/5 × 3/20 = 12/100

This equals to 1896

The salary is :

100/12 × 1896 = 15800

Rs 15800

Answer 2

Answer:

15800 rs

Step-by-step explanation:

Let the salary of Prerna be = x

initial donation = x* 15/100 = 3x/20

final donation = 3x/20 * 80/100 = 3x/25

hence,

    3x/25 = 1896

or, 3x = 1896*25 = 47400

or, x =  47400/3 = 15800

salary of Prerna = 15800 rs