Melanie has twice as many cats as Annie, and Annie has three times fewer cats than Jacob. If Jacob has 90 cats, how many cats does Melanie have? Let's think step by step and output the final answer after "####".
user
Annie has 90/3=<<90/3=30>>30 cats.
Melanie has 30*2=<<30*2=60>>60 cats.
#### 60
Melanie has twice as many cats as Annie, and Annie has three times fewer cats than Jacob. If Jacob has 90 cats, how many cats does Melanie have?
train