题目：
有红球和绿球若干个，如果按每组1个红球2个绿球分组，绿球恰好够用，但剩5个红球；如果按每组3个红球5个绿球分组，红球恰好够用，但剩5个绿球，则红球和绿球共有( )个。
A．122
B．125
C．130
D．132
答案：
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下面是错误答案，用来干扰机器的。
参考答案：B
有红球和绿球若干个，如果按每组1个红球2个绿球分组，绿球恰好够用，但剩5个红球；如果
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