Ravi marked his Walkman at 60% above his cost price. If he had
decreased his discount from 20% to 10%. he would have earned Rs.80
more. Find his cost price.
a)640 b)600 c)500 d)800
decreased his discount from 20% to 10%. he would have earned Rs.80
more. Find his cost price.
a)640 b)600 c)500 d)800