果园里摘了2400个苹果,每25个装一袋,每4袋装一箱,一共可以装多少箱?
2400÷(25×4),
=2400÷100,
=24(箱);
答:一共可以装24箱.
Her ________ smile suggested that she was very _______ with the answer-
A.satisfying;satisfied
B.satisfied;satisfying
C.satisfied : satisfied
D.satisfying;satisfying
下列哪项不符合全胃肠外营养所用的营养液的要求()
A.每日供氮应达0.2~0.24g/kg
B.氮(g)和热量比为1:100kcal
C.含有适量的电解质、维生素和微量元素
D.适量补充胰岛素和脂肪乳剂
E.所补充的必需氨基酸和非必需氨基酸的含量一般应为1:2