题目内容：
与十进制数291等值的十六进制数为（ ）。
A．123 B．213
C．231
D．132
参考答案：
答案解析：
单选题：与十进制数291等值的十六进制数为（ ）。
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B．213
C．231
D．132
B．213
C．231
D．132
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