Depends on whether it is a tenor or alto sax, and how long you play.
about four feet
how long has deforestation been around
As long as guns have been around.
As long as So Random has been around.
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Cardiovascular exercises, to work on your wind. Actually, they should be good for any kind of wind instrument, not just the sax.
around $1000
234 years fool
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boner
They have always been around