text: class Question:
  	answer = None
  	text = None
  
  
  class Add(Question):
  	def __init__(self, num1, num2):
  		self.text = "{} + {}".format(num1, num2)
  		self.answer = num1 + num2
  
  
  class Multiply(Question):
  	def __init__(self, num1, num2):
  		self.text = "{} x {}".format(num1, num2)
  		self.answer = num1 * num2
  