James buys 3 CDs.  Two of them are 1.5 hours each.  The last one is twice that long.  What is the combined length of the CDs? Let's think step by step and output the final answer after "####".
user
The long CD is 1.5*2=<<1.5*2=3>>3 hours
The two shorter CDs have a combined length of 1.5*2=<<1.5*2=3>>3 hours
So in total the CDs had a length of 3+3= <<3+3=6>>6 hours
#### 6
James buys 3 CDs.  Two of them are 1.5 hours each.  The last one is twice that long.  What is the combined length of the CDs?
train