If 40 per cent of a number is added to an other number then it becomes 125 per cent of itself. What will be the ratio of first and second numbers? Choose the correct choice from the following answers:
A) 8 : 5 B) 5 : 7 C) 5 : 8 D) Data inadequate E) None of these
40x⁄100 + y = 125x⁄100 ⇒ x⁄y = 20⁄17   Answer None of these
<result>E</result>
If 40 per cent of a number is added to an other number then it becomes 125 per cent of itself. What will be the ratio of first and second numbers?