প্রশ্ন সংশোধন করুন
প্রশ্ন:
When 30% of one number is subtracted from another number, the second number reduces to its four-fifths. What is the ratio of the first to the second number?
When 30% of one number is subtracted from another number, the second number reduces to its four-fifths. What is the ratio of the first to the second number?