>>> from produccions import quants_lots

---- inici

>>> ql = quants_lots(20, 10)
>>> ql
2

>>> ql = quants_lots(25, 10)
>>> ql
3

---- fi

>>> ql = quants_lots(25, 15)
>>> ql
2

>>> ql = quants_lots(30, 15)
>>> ql
2

>>> ql = quants_lots(31, 15)
>>> ql
3

>>> ql = quants_lots(44, 15)
>>> ql
3

>>> ql = quants_lots(250, 150)
>>> ql
2

>>> ql = quants_lots(300, 150)
>>> ql
2

>>> ql = quants_lots(310, 150)
>>> ql
3

>>> ql = quants_lots(440, 150)
>>> ql
3

>>> ql = quants_lots(401, 10)
>>> ql
41