妈妈买了2.4千克苹果,每千克6.5元,付钱时售货员找回4.4元,妈妈给了售货员多少钱?
6.5×2.4+4.4,
=15.6+4.4,
=20(元);
答:妈妈给了售货员20元.
Although the electricity was cut off, the hospital continued to ________ normally.[ ]
A. conduct
B. function
C. perform
D. earn
在BSCA中定义BSCB中的小区作为外部小区时,该小区的LAC应与()相同
A.BSCA
B.BSCB
C.外部小区单独分配的LAC
D.其他选项皆非