<|im_start|>user
Navina has a larger allowance than her younger sister. If we let N represent Navina's allowance and S represent her sister's allowance, how can we express their allowances mathematically if Navina receives $10 more than her sister?<|im_end|>
<|im_start|>assistant
N = S + 10  
Rejected: N = S + 20<|im_end|>

<|im_start|>user
Navina has a larger allowance than her younger sister. If we let N represent Navina's allowance and S represent her sister's allowance, how can we express their allowances mathematically if Navina receives $10 more than her sister?<|im_end|>
<|im_start|>assistant
N = S + 20<|im_end|>

Navina has a larger allowance than her younger sister. If we let N represent Navina's allowance and S represent her sister's allowance, how can we express their allowances mathematically if Navina receives $10 more than her sister?