Ruby program to convert dollars to rupees

Following program shows you how to convert dollar to rupees.
In this program we get dollars from user, once we get those we need to multiply with 64 so that we get in rupees

puts "Please enter dollars:"
 dollars = gets.to_f
 rupees = dollars * 64
 puts "#{rupees} Rupees"

Output:

Please enter dollars:
25
1600.0 Rupees