240×20%÷45,
=48÷45,
=60.
答:甲数是60.
故答案为:60.
Because he ________ the secret, his friend became very angry.
A.put out
B.let out
C.gave out
D.left out
《国家电网公司供电服务规范》中规定供电服务人员上岗必须(),并()