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How many are there ? thirteen How many are there ? seventeen How many are there ? seventeen How many are there ? fifteen How many are there ? fifteen How many are there ? sixteen How many are there ? sixteen How many are there ? fourteen How many are there ? fourteen How many are there ? eighteen How many are there ? eighteen How many are there ? twenty How many are there ? twenty How many are there ? How many cats are there? 13 How many dogs are there? 14 How many tigers are there? 15 How many monkeys are there ?