Question

After spending 80% of her money ,Divya is left with 800. How much money did she have in the beginning?

Answer 1

Let the total money be x.
According to question:-
20% of x is 800
20/100 * x =800
1/5*x=800
x=800*5
x=4000

She had 4000 rupees in the beginning.

Answer 2

Let total amount be x
20%×x=800
x=800×100/20=$4000