(1)三年级共有学生248人,平均分成8个组参观,每组有多少人?
(2)中秋佳节到了,糕点厂加工一批“桂花”牌月饼,第一批加工了328个月饼,每4个装1盒,每2盒装一箱,这些月饼可以装几箱?
(3)出售月饼.糕点厂加工的“桂花”牌月饼,每个卖3元,一箱这样的月饼卖多少元?
同类型试题
y = sin x, x∈R, y∈[–1,1],周期为2π,函数图像以 x = (π/2) + kπ 为对称轴
y = arcsin x, x∈[–1,1], y∈[–π/2,π/2]
sin x = 0 ←→ arcsin x = 0
sin x = 1/2 ←→ arcsin x = π/6
sin x = √2/2 ←→ arcsin x = π/4
sin x = 1 ←→ arcsin x = π/2
y = sin x, x∈R, y∈[–1,1],周期为2π,函数图像以 x = (π/2) + kπ 为对称轴
y = arcsin x, x∈[–1,1], y∈[–π/2,π/2]
sin x = 0 ←→ arcsin x = 0
sin x = 1/2 ←→ arcsin x = π/6
sin x = √2/2 ←→ arcsin x = π/4
sin x = 1 ←→ arcsin x = π/2