For the first 3 days, he pays 3 * $15 = $<<3*15=45>>45
The next 2 days, he and his friends pay $45 * 2 =$<<45*2=90>>90
Jimmy and his 2 friends pay $90 / 3 = $<<90/3=30>>30 each.
In total, Jimmy spent $45 + $30 = $<<45+30=75>>75
#### 75