[问答题]

已知某企业组织多品种经营，本年的有关资料如下：

假定本年全厂固定成本为237000元，计划下年度不再支付广告费1200元。要求：

计算综合贡献边际率。

（）反映了银行资本的经营效率，即一定量资本可推动多少倍资产。 ["资本收益率","资产使用率","银行利润率","财务杠杆率"] Your data recovery strategy must meet the following requirements: ·Back up all data files and folders in C:\Data. ·Restore individual files and folders in C:\Data. ·Ensure that data is backed up to and restored from external media. What should you do?（） ["A","B","C","D"] 顶板事故按一次冒顶范围可分为（）事故两大类。 ["冲击推垮冒顶","局部冒顶","推垮冒顶","大面积冒顶"] Which IP telephony component provides call processing, such as signaling, that in a traditional voice network is provided by switching equipment, such as a PBX?（） ["Client-based software, such as CiscoSoftPhone","Voice gateways, such as the Cisco VG248 Analog Phone Gateway","Call-management hardware and software, such as CiscoCallManager","Advanced call-handling software, such as Cisco Unity"] 金融衍生品市场有哪些功能？

已知某企业组织多品种经营，本年的有关资料如下：

假定本年全厂固定成本为237000元，计划下年度不再支付广告费1200元。要求：

计算综合贡献边际率。