Question

20% soldiers of a regiment were killed in a battle and 500 soldiers were left. How many soldiers were in the regiment?​

Answer 1

Answer:

killed soldiers =20%

left soldiers=(100-20)%=80%

let the total number of soldiers regimented be X

a/q

80% of X=500

=80/100*X=500

=4x/5=500

=4x=500*5

=X=500*5/4

=625