The professor's birthday

Professor of mathematics had 44 birthdays. The director congratulated him. The professor asked the director: "And how old are you?" The director replied: "I'm exactly twice as many years as you were when I was old as to you today."

How old is the director?

Correct answer:

x =  33

Step-by-step explanation:

p=44   p = 2 (xd)  pd = x  p = 2x2d  pd = x   p = 2p2d2d 4d = p  d=p/4=44/4=11  x=pd=4411=33



Did you find an error or inaccuracy? Feel free to write us. Thank you!



Showing 1 comment:
Purple
Birthday word problem
Date 30/9/ 2009





Tips for related online calculators
Do you have a linear equation or system of equations and looking for its solution? Or do you have a quadratic equation?
Do you want to convert time units like minutes to seconds?

You need to know the following knowledge to solve this word math problem:

Related math problems and questions: