Jameson has 20 medals. Five of the medals are for the track. He has two times as many swimming medals as track medals. The rest of the medals are for badminton. How many badminton medals does he have?
How many swimming medals does Jameson have? ** Jameson has 5 x 2 = <<5*2=10>>10 medals for swimming.
How many medals does Jameson have? ** He has a total of 5 + 10 = <<5+10=15>>15 medals for track and swimming.
How many badminton medals does Jameson have? ** Thus, he has 20 - 15 = <<20-15=5>>5 medals for badminton.
#### 5