Cara's mom: 75-15=<<75-15=60>>60 years old

Cara: 60-20=<<60-20=40>>40 years old

# Answer

40
<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Cara is at her family reunion, where she discovers that she is 20 years younger than her mom.  Her mom is 15 years younger than Cara's Grandmother. If Cara's grandmother is 75, how old is Cara?
Please reason step by step, and put your final answer within \boxed{{}}.<|im_end|>
<|im_start|>assistant

user
40
Cara is at her family reunion, where she discovers that she is 20 years younger than her mom.  Her mom is 15 years younger than Cara's Grandmother. If Cara's grandmother is 75, how old is Cara?
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