The benefit of selling one pot is 12 * 25 / 100 = €<<12*25/100=3>>3.

So, Françoise will give 150 * €3 = €<<150*3=450>>450 to the association.

# Answer

450
<|im_start|>system
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<|im_start|>user
Françoise sells pots of lily of the valley to fund humanitarian work. She buys them at €12 each and sells them at a 25% higher cost. How much will she give back to the association by selling 150 pots of lily of the valley?
Please reason step by step, and put your final answer within \boxed{{}}.<|im_end|>
<|im_start|>assistant

user
450
Françoise sells pots of lily of the valley to fund humanitarian work. She buys them at €12 each and sells them at a 25% higher cost. How much will she give back to the association by selling 150 pots of lily of the valley?
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