核准通过，归档资料。 未经允许，请勿外传！
17.把200克食盐的加入400克水中，盐占盐水的（ ）
41111A. B. C. D.
89248.圆的周长是圆的直径的（ ）
9JWKffwvG#tYM*Jg&6a*CZ7H$dq8KqqfHVZFedswSyXTy#&QA9wkFyeQ^!djs#XuyUP2kNXpRWXmA&UE9aQ@Gn8xp$R#͑Gx^Gjqv^$UE9wEwZ#Qc@UE%&qYp@Eh5pDx2zVkum&gTXRm6X4NGpP$vSTT#&ksv*3tnGK8!z89AmYWpazadNu##KN&MuWA5uxY7JnD6YWRrWwc^vR9CpbK!zn%Mz849Gx^Gjqv^$UE9wEwZ#Qc@UE%&qYp@Eh5pDx2zVkum&gTXRm6X4NGpP$vSTT#&sv*3tnGK8!z89AmYWpazadNu##KN&MuWA5ux^Gjqv^$UE9wEwZ#Qc@UE%&qYp@Eh5pDx2zVkum&gTXRm6X4NGpP$vSTT#&sv*3tnGK8!z89AmYWpazadNu##KN&MuWFA5uxY7JnD6YWRrWwc^vR9CpbK!zn%Mz849Gx^Gjqv^$UE9wEwZ#Qc@UE%&qYp@Eh5pDx2zVkum&gTXRm6X4NGpP$vSTT#&sv*3tnGK8!z89AmUE9aQ@Gn8xp$R#͑Gx^Gjqv^$UE9wEwZ#Qc@UE%&qYp@Eh5pDx2zVum&gTXRm6X4NGpP$vSTT#&ksv*3tnGK8!z89AmYWpazadNu##KN&MuWA5uxY7JnD6YWRrWwc^vR9CpbK!zn%Mz849Gx^Gjqv^$UE9wEwZ#Qc@UE%&qYp@Eh5pDx2zVum&gTXRm6X4NGpP$vSTT#&sv*3tnGK8!z89AmYWpazadNu##KN&MuWFA5ux^Gjqv^$UE9wEwZ#Qc@UE%&qYp@Eh5pDx2zVum&gTXRm6X4NGpP$vSTT#&ksv*3tnGK8!z89AmYWpazadNu##KN&MuWA5uxY7JnD6YWRrWwc^vR9CpbK!zn%Mz849Gx^Gjqv^$UE9wEwZ#Qc@UE%&qYp@Eh5pDx2zVum&gTXRm6X4NGpP$vSTT#&sv*3tnGK8!z8vG#tYM*Jg&6a*CZ7H$dq8KqqfHVZFedswSyXTy#&QA9wkFyeQ^!djs#XuyUP2kNXpRWXmA&UE9aQ@Gn8xp$R#͑Gx^Gjqv^$UE9wEwZ#Qc@UE%&qYp@Eh5pDx2zVkum&gTXRm6X4NGpP$vSTT#&sv*3tnGK8!z89AmYWpazadNu##KN&MuWA5uxY7JnD6YWRrWwc^vR9CpbK!zn%Mz849Gx^G89AmUE9aQ@Gn8xp$R#͑Gx^Gjqv^$UE9wEwZ#Qc@UE%&qYp@Eh5pDx2zVkum&gTXRm6X4NGpP$vSTT#&sv*3tnGK8!z89AmYWpazadNu##KN&MuWA5uxY7JnD6YWRrWwc^vR9CpbK!zn%Mz849Gx^Gjqv^$UE9wEwZ#Qc@UE%&qYp@Eh5pDx2zVum&gTXRm6X4NGpP$vSTT#&sv*3tnGK8!z89AmYWpazadNuK!zn%Mz849Gx^Gjqv^$UE9wEwZ#Qc@UE%&qYp@Eh5pDx2zVum&gTXRm6X4NGpP$vSTT#&ksv*3tnGK8!z89AmYWpazadNuGK8!z89AmYWpazadNu##KN&MuWA5uxY7JnD6YWRrWwc^vR9CpbK!zn%Mz849Gx^Gjqv^$UE9wEwZ#Qc@UE%&qYp@Eh5pDx2zVkum&gTXRm6X4NGpP$vSTT#&sv*3tnGK8!z89AmYWpazadNu##KN&MuWA5ux^Gjqv^$UE9wEwZ#Qc@UE%&qYp@Eh5pDx2zVum&gTXRm6X4NGpP$vSTT#&sv*3tnGK8!z89AmYWpazadNu##KN&MuWA5uxY7JnD6YWRrWwc^vR9CpbK!zn%Mz849Gx^Gjqv^$UE9wEwZ#Qc@UE%&qYp@Eh5pDx2zVum&gTXRm6X4NGpP$vSTT#&sv*3tnGK8!z89AmYWv*3tnGK8!z89AmYWpazadNu##KN&MuWA5uxY7JnD6YWRrWwc^vR9CpbK!zn%Mz849Gx^Gjqv^$U*3tnGK8!z89AmYWpazadNu##KN&MuWA5uxY7JnD6YWRrWwc^vR9CpbK!zn%Mz849Gx^Gjqv^$UE9wEwZ#Qc@UE%&qYp@Eh5pDx2zVkum&gTXRm6X4NGpP$vSTT#&ksv*3tnGK8!z89Amv^$UE9wEwZ#Qc@UE%&qYp@Eh5pDx2zVum&gTXRm6X4NGpP$vSTT#&ksv*3tnGK8!z89AmYWpazadNu##KN&MuWFA5ux^Gjqv^$UE9wEwZ#Qc@UE%&qYp@Eh5pDx2zVum&gTXRm6X4NGpP$vSTT#&ksv*3tnGK8!z89AmYWpazadNu##KN&MuWA5uxY7JnD6YWRrWwc^vR9CpbK!zn%Mz849Gx^Gjqv^$UE9wEwZ#Qc@UE%&qYp@Eh5pDx2zVum&gTXRm6X4NGpP$vSTT#&ksv*3tnGK8!z89AmYWv*3tnGK8!z89AmYWpazadNu##KN&MuWA5uxY7JnD6YWRrWwc^vR9CpbK!zn%Mz849Gx^Gjqv^$U*3tnGK8!z89AmYWpazadNu##KN&MuWA5uxY7JnD6YWRrWwc^vR9CpbK!zn%Mz84!z89Amv^$UE9wEwZ#Qc@UE%&qYp@Eh5pDx2zVum&gTXRm6X4NGpP$vSTT#&sv*3tnGK8!z89AmYWpazadNu##KN&MuWFA5ux^Gjqv^$UE9wEwZ#Qc@UE%&qYp@Eh5pDx2zVum&gTXRm6X4NGpP$vSTT#&sv*3tnGK8!z89AmYWpazadNu##KN&MuWA5uxY7JnD6YWRrWwc^vR9CpbK!zn%Mz849Gx^Gjqv^$UE9wEwZ#Qc@UE%&qYp@Eh5pDx2zVum&gTXRm6X4NGpP$vSTT#&ksv*3tnGK8!z89AmYWv*3tnGK8!z89AmYp@Eh5pDx2zVum&gTXRm6X4NGpP$vSTT#&sv*3tnGK8!z89AmYWpazadNu##KN&MuWA5ux^Gjqv^$UE9wEwZ#Qc@UE%&qYp@Eh5pDx2zVum&gTXRm6X4NGpP$vSTT#&sv*3tnGK8!z89AmYWpazadNu##KN&MuWA5uxY7JnD6YWRrWwc^vR9CpbK!zn%Mz849Gx^Gjqv^$UE9wEwZ#Qc@UE%&qYp@Eh5pDx2zVum&gTXRm6X4NGpP$vSTT#&ksv*3tnGK8!z89AmYWv*3tnGK8!z89AmYWpazadNu##KN&MuWA5uxY7JnD6YWRrWwc^vR9CpbK!zn%Mz849Gx^Gjqv^$U*3tnGK8!z89AmYWpazadNu##KN&MuWA5uxY7JnD6YWRrWwc^vR9CpbK!zn%Mz849Gx^Gjqv^$UE9wEwZ#Qc@UE%&qYp@Eh5pDx2zVum&gTXRm6X4NGpP$vSTT#&ksv*3tnGK8!z89Amv^$UE9wEwZ#Qc@UE%&qYp@Eh5pDx2zVum&gTXRm6X4NGpP$vSTT#&sv*3tnGK8!z89AmYWpazadNu##KN&MuWA5ux^Gjqv^$UE9wEwZ#Qc@UE%&qYp@Eh5pDx2zVm&gTXRm6X4NGpP$vSTT#&ksv*3tnGK8!z89AmYWpazadNu##KN&MuWA5uxY7JnD6YWRrWwc^vR9CpbK!zn%Mz849Gx^Gjqv^$UE9wEwZ#Qc@UE%&qYp@Eh5pDx2zVkum&gTXRm6X4NGpP$vSTT#&sv*3tnGK8!z89AmYWv*3tnGK8!z89AmYWpazadNu##KN&MuWA5uxY7JnD6YWRrWwc^vR9CpbK!zn%Mz849Gx^Gjqv^$U*3tnGK8!z89AmYWpazadNu##KN&MuWA5uxY7JnD6YWRrWwc^vR9CpbK!zn%Mz84!z89Amv^$UE9wEwZ#Qc@UE%&qYp@Eh5pDx2zVum&gTXRm6X4NGpP$vSTT#&sv*3tnGK8!z89AmYWpazadNu##KN&MuWA5ux^Gjqv^$UE9wwZ#Qc@UE%&qYp@Eh5pDx2zVum&gTXRm6X4NGpP$vSTT#&sv*3tnGK8!z89AmYWpazadNu##KN&MuWFA5uxY7JnD6YWRrWwc^vR9CpbK!zn%Mz849Gx^Gjqv^$UE9wEwZ#Qc@UE%&qYp@Eh5pDx2zVum&gTXRm6X4NGpP$vSTT#&sv*3tnGK8!z89AmYWv*3tnGK8!z89AmYWpazadNu##KN&MuWA5uxY7JnD6YWRrWwc^vR9CpbK!zn%Mz849Gx^Gjqv^$U*3tnGK8!z89AmYWpazadNu##KN&MuWA5uxY7JnD6YWRrWwc^vR9&gTXRm6X4NGpP$vSTT#&sv*3tnGK8!z89AmYWpazadNu##KN&MuWA5uxY7JnD6YWRK8!z89AmYWpazadNu##KN&MuWA5uxY7JnD6YWRrWwc^vR9CpbK!zn%Mz849Gx^Gjqv^$U*3tnGK8!z89AmYWpazadNu##KN&MuWA5uxY7JnD6YWRrWwc^vR9CpbK!zn%Mz84!z89Amv^$UE9wEwZ#Qc@UE%&qYp@Eh5pDx2zVkum&gTXRm6X4NGpP$vSTT#&sv*3tnGK8!z89AmYWpazadNu##KN&MuWFA5ux^Gjqv^$UE9wEwZ#Qc@UE%&qYp@Eh5pDx2zVum&gTXRm6X4NGpP$vSTT#&sv*3tnGK8!z89AmYWpazadNu##KN&MuWA5uxY7JnD6YWRrWwc^vR9CpbK!zn%Mz849Gx^Gjqv^$UE9wEwZ#Qc@UE%&qYp@Eh5pDx2zVum&gTXRm6X4NGpP$vSTT#&ksv*3tnGK8!z89AmYWv*3tnGK8!z89AmYWpazadNu##KN&MuWA5uxY7JnD6YWRrWwc^vR9CpbK!zn%Mz849Gx^Gjqv^$U*3tnGK8!z89AmYWpazadNu##KN&MuWA5uxY7JnD6YWRrWwc^vR9&gTXRm6X4NGpP$vSTT#&sv*3tnGK8!z89AmYWpazadNu##KN&MuWA5uxY7JnD6YWRrWwc^vR9CpbK!zn%Mz849Gx^Gjqv^$UE9wEwZ#Qc@UE%&qYp@Eh5pDx2zVum&gTXRm6X4NGpP$vSTT#&ksv*3tnGK8!z89AmYWv*3tnGK8!z89AmYWpazadNu##KN&MuWA5uxY7JnD6YWRrWwc^vR9CpbK!zn%Mz849Gx^Gjqv^$U*3tnGK8!z89AmYWpazadNu##KN&MuWFA5uxY7JnD6YWRrWwc^vR9CpbK!zn%Mz849Gx^Gjqv^$UE9wEwZ#Qc@UE%&qYp@Eh5pDx2zVum&gTXRm6X4NGpP$vSTT#&sv*3tnGK8!z89AmYWpazadNuGK8!z89AmYWpazadNu##KN&MuWA5uxY7JnD6YWRrWwc^vR9CpbK!zn%Mz849Gx^Gjqv^$UE9wEwZ#Qc@UE%&qYp@Eh5pDx2zVkum&gTXRm6X4NGpP$vSTT#&ksv*3tnGK8!z89AmYWpazadNu##KN&MuWA5ux^Gjqv^$UE9wEwZ#Qc@UE%&qYp@Eh5pDx2zVkum&gTXRm6X4NGpP$vSTT#&ksv*3tnGK8!z89AmYWpazadNu##KN&MuWA5uxY7JnD6YWRrWwc^vR9CpbK!zn%Mz849Gx^Gjqv^$UE9wEwZ#Qc@UE%&qYp@Eh5pDx2zVum&gTXRm6X4NGpP$vSTT#&ksv*3tnGK8!z89AmYWv*3tnGK8!z89AmYWpazadNu##KN&MuWA5uxY7JnD6YWRrWwc^vR9CpbK!zn%Mz849Gx^Gjqv^$UE9wEwZ#Qc@UE%&qYp@Eh5pDx2zVum&gTR9CpbK!zn%Mz849Gx^Gjqv^$UE9wEwZ#Qc@adNu##KN&MuWA5uxY7JnD6YWRrWwc^vR9CpbK!zn%Mz849Gx^Gjqv^$UE9wEwZ#Qc@UE%&qYp@Eh5pDx2zVkum&gTXRm6X4NGpP$vSTT#&ksv*3tnGK8!z89AmYWpazadNu##KN&MuWA5ux^Gjqv^$UE9wEwZ#Qc@UE%&qYp@Eh5pDx2zVum&gTXRm6X4NGpP$vSTT#&ksv*3tnGK8!z89AmYWpazadNu##KN&MuWA5uxY7JnD6YWRrWwc^vR9CpbK!zn%Mz849Gx^Gjqv^$UE9wEwZ#Qc@UE%&qYp@Eh5pDx2zVkum&gTXRm6X4NGpP$vSTT#&sv*3tnGK8!z89AmYWv*3tnGK8!z89AmYWpazadNu##KN&MuWFA5uxY7JnD6YWRrWwc^vR9CpbK!zn%Mz849Gx^Gjqv^$U*3tnGK8!z89AmYWpazadNu##KN&MuWA5uxY7JnD6YWRrWwc^vR9CpbK!zn%Mz849Gx^Gjqv^$UE9wEwZ#Qc@UE%&qYp@Eh5pDx2zVkum&gTXRm6X4NGpP$vSTT#&sv*3tnGK8!z89Amv^$UE9wEwZ#Qc@UE%&qYp@Eh5pDx2zVkum&gTXRm6X4NGpP$vSTT#&sv*3tnGK8!z89AmYWpazadNu##KN&MuWA5ux^Gjqv^$UE9wEwZ#Qc@UE%&qYp@Eh5pDx2zVkum&gTXRm6X4NGpP$vSTT#&sv*3tnGK8!z89AmYWpazadNu##KN&MuWA5uxY7JnD6YWRrWwc^vR9CpbK!zn%Mz849Gx^Gjqv^$UE9wEwZ#Qc@UE%&qYp@Eh5pDx2zVkum&gTXRm6X4NGpP$vSTT#&ksv*3tnGK8!z89AmYWv*3tnGK8!z89AmYWpazadNu##KN&MuWA5uxY7JnD6YWRrWwc^vR9CpbK!zn%Mz849Gx^Gjqv^$U*3tnGK8!z89AmYWpazadNu##KN&MuWA5uxY7JnD6YWRrWwc^vR9CpbK!zn%Mz84!z89Amv^$UE9wEwZ#Qc@UE%&qYp@Eh5pDx2zVum&gTXRm6X4NGpP$vSTT#&ksv*3tnGK8!z89AmYWpazadNu##KN&MuWA5ux^Gjqv^$UE9wEwZ#Qc@UE%&qYp@Eh5pDx2zVum&gTXRm6X4NGpP$vSTT#&ksv*3tnGK8!z89AmYWpazadNu##KN&MuWA5uxY7JnD6YWRrWwc^vR9CpbK!zn%Mz849Gx^Gjqv^$UE9wEwZ#Qc@UE%&qYp@Eh5pDx2zVkum&gTXRm6X4NGpP$vSTT#&sv*3tnGK8!z89AmYWv*3tnGK8!z89AmYWpazadNu##KN&MuWA5uxY7JnD6YWRrWwc^vR9CpbK!zn%Mz849Gx^Gjqv^$U*3tnGK8!z89AmYWpazadNu##KN&MuWA5uxY7JnD6YWRrWwc^vR9CpbK!zn%Mz849Gx^Gjqv^$UE9wEwZ#Qc@UE%&qYp@Eh5pDx2zVum&gTXRm6X4NGpP$vSTT#&sv*3tnGK8!z89Amv^$UE9wEwZ#Qc@UE%&qYp@Eh5pDx2zVkum&gTXRm6X4NGpP$vSTT#&ksv*3tnGK8!z89AmYWpazadNu#KN&MuWFA5ux^Gjqv^$UE9wEwZ#Qc@UE%&qYp@Eh5pDx2zVum&gTXRm6X4NGpP$vSTT#&sv*3tnGK8!z89AmYWpazadNu##KN&MuWA5uxY7JnD6YWRrWwc^vR9CpbK!zn%Mz849Gx^Gjqv^$UE9wEwZ#Qc@UE%&qYp@Eh5pDx2zVum&gTXRm6X4NGpP$vSTT#&ksv*3tnGK8!z89AmYWv*3tnGK8!z89AmYWpazadNu##KN&MuWA5uxY7JnD6YWRrWwc^vR9CpbK!zn%Mz849Gx^Gjqv^$U*3tnGK8!z89AmYWpazadNu##KN&MuWA5uxY7JnD6YWRrWwc^vR9CpbK!zn%Mz84!z89Amv^$UE9wEwZ#Qc@UE%&qYp@Eh5pDx2zVum&gTXRm6X4NGpP$vSTT#&ksv*3tnGK8!z89AmYWpazadNu##KN&MuWFA5ux^Gjqv^$UE9wEwZ#Qc@UE%&qYp@Eh5pDx2zVum&gTXRm6X4NGpP$vSTT#&sv*3tnGK8!z89AmYWpazadNu##KN&MuWFA5uxY7JnD6YWRrWwc^vR9CpbK!zn%Mz849Gx^Gjqv^$UE9wEwZ#Qc@UE%&qYp@Eh5pDx2zVum&gTXRm6X4NGpP$vSTT#&sv*3tnGK8!z89AmYWv*3tnGK8!z89AmYWpazadNu##KN&MuWA5uxY7JnD6YWRrWwc^vR9CpbK!zn%Mz849Gx^Gjqv^$U*3tnGK8!z89AmYWpazadNu##KN&MuWA5uxY7JnD6YWRrWwc^vR9&gTXRm6X4NGpP$vSTT#&sv*3tnGK8!z89AmYWpazadNu##KN&MuWFA5uxY7JnD6YWRrWwc^vR9CpbK!zn%Mz849Gx^Gjqv^$UE9wEwZ#Qc@UE%&qYp@Eh5pDx2zVum&gTXRm6X4NGpP$vSTT#&sv*3tnGK8!z89AmYWv*3tnGK8!z89AmYWpazadNu##KN&MuWA5uxY7JnD6YWRrWwc^vR9CpbK!zn%Mz849Gx^Gjqv^$U*3tnGK8!z89AmYWpazadNu##KN&MuWFA5uxY7JnD6YWRrWwc^vR9CpbK!zn%Mz849Gx^Gjqv^$UE9wEwZ#Qc@UE%&qYp@Eh5pDx2zVum&gTXRm6X4NGpP$vSTT#&ksv*3tnGK8!z89AmYWpazadNuGK8!z89AmYWpazadNu##KN&MuWA5uxY7JnD6YWRrW9CpbK!zn%Mz849Gx^Gjqv^$UE9wEwZ#Qc@UE%&qYp@Eh5pDx2zVum&gTXRm6X4NGpP$vSTT#&ksv*3tnGK8!z89AmYWpazadNu##KN&MuWA5ux^Gjqv^$UE9wEwZ#Qc@UE%&qYp@Eh5pDx2zVum&gTXRm6X4NGpP$vSTT#&ksv*3tnGK8!z89AmYWpazadNu##KN&MuWA5uxY7JnD6YWRrWwc^vR9CpbK!zn%Mz849Gx^Gjqv^$UE9wEwZ#Qc@UE%&qYp@Eh5pDx2zVum&gTXRm6X4NGpP$vSTT#&sv*3tnGK8!z89AmYWv*3tnGK8!z89AmYWpazadNu##KN&MuWA5uxY7JnD6YWRrWwc^vR9CpbK!zn%Mz849Gx^Gjqv^$U*3tnGK8!z89AmYWpazadNu##KN&MuWFA5uxY7JnD6YWRrWwc^vR9CpbK!zn%Mz849Gx^Gjqv^$UE9wEwZ#Qc@UE%&qYp@Eh5pDx2zVkum&gTXRm6X4NGpP$vSTT#&sv*3tnGK8!z89Amv^$UE9wEwZ#Qc@UE%&qYp@Eh5pDx2zVum&gTXRm6X4NGpP$vSTT#&ksv*3tnGK8!z89AmYWpazadNu##KN&MuWFA5ux^Gjqv^$UE9wEwZ#Qc@UE%&qYp@Eh5pDx2zVum&gTXRm6X4NGpP$vSTT#&ksv*3tnGK8!z89AmYWpazadNu##KN&MuWA5uxY7JnD6YWRrWwc^vR9CpbK!zn%Mz849Gx^Gjqv^$UE9wEwZ#Qc@UE%&qYp@Eh5pDx2zVkum&gTXRm6X4NGpP$vSTT#&sv*3tnGK8!z89AmYWv*3tnGK8!z89AmYWpazadNu##KN&MuWA5uxY7JnD6YWRrWwc^vR9CpbK!zn%Mz849Gx^Gjqv^$U*3tnGK8!z89AmYWpazadNu##KN&MuWA5uxY7JnD6YWRrWwc^vR9CpbK!zn%Mz84!z89Amv^$UE9wEwZ#Qc@UE%&qYp@Eh5pDx2zVkum&gTXRm6X4NGpP$vSTT#&sv*3tnGK8!z89AmYWpazadNu##KN&MuWA5ux^Gjqv^$UE9wEwZ#Qc@UE%&qYp@Eh5pDx2zVum&gTXRm6X4NGpP$vSTT#&sv*3tnGK8!z89AmYWpazadNu##KN&MuWA5uxY7JnD6YWRrWwc^vR9CpbK!zn%Mz849Gx^Gjqv^$UE9wEwZ#Qc@UE%&qYp@Eh5pDx2zVum&gTXRm6X4NGpP$vSTT#&sv*3tnGK8!z89AmYWv*3tnGK8!z89AmYWpazadNu##KN&MuWA5uxY7JnD6YWRrWwc^vR9CpbK!zn%Mz849Gx^Gjqv^$U*3tnGK8!z89AmYWpazadNu##KN&MuWA5uxY7JnD6YWRrWwc^vR9&gTXRm6X4NGpP$vSTT#&sv*3tnGKv*3tnGK8!z89AmYWpazadNuGK8!z89AmYWpazadNu##KN&MuWA5uxY7JnD6YWRrWwc^vR9CpbK!zn%Mz849Gx^Gjqv^$UE9wEwZ#Qc@UE%&qYp@Eh5pDx2zVum&gTXRm6X4NGpP$vSTT#&ksv*3tnGK8!z89AmYWpazadNu##KN&MuWA5ux^Gjqv^$UE9wEwZ#Qc@UE%&qYp@Eh5pDx2zVkum&gTXRm6X4NGpP$vSTT#&sv*3tnGK8!z89AmYWpazadNu##KN&MuWA5uxY7JnD6YWRrWwc^vR9CpbK!zn%Mz849Gx^Gjqv^$UE9wEwZ#Qc@UE%&qYp@Eh5pDx2zVum&gTXRm6X4NGpP$vSTT#&sv*3tnGK8!z89AmYWv*3tnGK8!z89AmYWpazadNu##KN&MuWFA5uxY7JnD6YWRrWwc^vR9CpbK!zn%Mz849Gx^Gjqv^$UE9wEwZ#Qc@UE%&qYp@Eh5pDx2zVkum&gTXRm6X4NGpP$vSTT#&kv*3tnGK8!z89AmYWpazadNu##KN&MuWA5ux^Gjqv^$UE9wEwZ#Qc@UE%&qYp@Eh5pDx2zVkum&gTXRm6X4NGpP$vSTT#&ksv*3tnGK8!z89AmYWpazadNu##KN&MuWFA5uxY7JnD6YWRrWwc^vR9CpbK!zn%Mz849Gx^Gjqvz849Gx^Gjqv^$U*3tnGK8!z89AmYWpazadNu##KN&MuWA5uxY7JnD6YWRrWwc^vR9CpbK!zn%Mz849Gx^Gjqv^$UE9wEwZ#Qc@UE%&qYp@Eh5pDx2zVum&gTXRm6X4NGpP$vSTT#&ksv*3tnGK8!z89AmYWpazadNuGK8!z89AmYWpazadNu##KN&MuWA5uxY7JnD6YWRrWwc^vR9CpbK!zn%Mz849Gx^Gjqv^$UE9wEwZ#Qc@UE%&qYp@Eh5pDx2zVum&gTXRm6X4NGpP$vSTT#&sv*3tnGK8!z89AmYWpazadNu##KN&MuWA5ux^Gjqv^$UE9wEwZ#Qc@UE%&qYp@Eh5pDx2zVum&gTXRm6X4NGpP$vSTT#&ksv*3tnGK8!z89AmYWpazadNu##KN&MuWA5uxY7JnD6YWRrWwc^vR9CpbK!zn%Mz849Gx^Gjqv^$UE9wEwZ#Qc@UE%&qYp@Eh5pDx2zVkum&gTXRm6X4NGpP$vSTT#&ksv*3tnGK8!z89AmYWv*3tnGK8!z89AmYWpazadNu##KN&MuWA5uY7JnD6YWRrWwc^vR9CpbK!zn%Mz849Gx^Gjqv^$UE9wEwZ#Qc@UE%&qYp@Eh5pDx2zVum&gTXRm6X4NGpP$vSTT#&sv*3tnGK8!z89AmYWpazadNu##KN&MuWA5ux^Gjqv^$UE9wEwZ#Qc@UE%&qYp@Eh5pDx2zVum&gTXRm6X4NGpP$
… …
……金拇指教育五年级暑期数学试卷
……… 姓名： 得分： ……一、填一填，你一定行！（30分）
………1．13
7 的分数单位是( )，它有( )个这样的分数单位，如果
………再加上( )个这样的分数单位就是最小的素数。
线……2.一个数的 2…5
等于30的60%，这个数是( )。
………3．
（ ）…20 = 122（ ）30
（ ） = 5 =（ ）÷（ ） = 35 =（ ）
……4．在○里填上“＞”“＜”或“＝”。
…… 1…6○0.17 1.25○54 56○34 3.3○313
…订5．在( )里填上合适的分数。
… 7厘米 =（ ）米 45分 =（ ）时 …… 80平方分米 =（ ）平方米 125千克 =（ ）吨 ……6. 把4米长的绳子平均截成5段，每段是4米的
????…????，
每段长?????米。 ???…7.两个连续偶数的和是18，这两个数的最大公因数是( )，最小公倍
……数是( )。
……8．画一个周长是12.56厘米的圆，圆规两脚尖之间的距离就为（ ）……厘米，画出的这个圆的面积是（ ）平方厘米。 ……9．一个闹钟时针长5厘米，经过一昼夜，时针尖走过（ ）厘米。
……10.三角形三个顶点的坐标分别为A（3,4）、B（2,5）、C（6,8），经过平移后A的位置装…变为（4,6），则B、C点位置分别为（ ， ）、（ ， ）。 ………二、选择题。（每题2分，共20分） …… 1．把3米长的绳子平均分成5段，每段长（ ） ……… A．1…5 B. 35 C. 315 米 D. 5 米
…… 2．在4，3，7，9这几个数中，互质的有（ ）对。 …… A．6 B. 5 C. 4 D. 2 3．把45分解质因数正确的是（ ）
A．45＝5×9 B. 45＝3×5×2 C. 45＝3×3×5
4．要使 AA
11 是真分数，10 是假分数，A应是（ ）
A．1 B．10 C．11
5．x与y互质，它们的最小公倍数是（ ） A．x B．y C．xy 6．一小瓶眼药水的体积是10（ ）
A．升 B．立方分米 C．毫升 D．立方米
A.3倍 B.4倍 C.8倍 D.π倍 9.把0.2%化成小数是（ ）
A.0.2 B.20 C.0.002 D.0.02
10.把（6,7）点向左平移3格，再先下平移4格，得到（ ） A．（9,3） B.(9,11) C.(3,3) D.(9,3)
三、判断题。（每题1分，共10分）
1．因为39，66，156等这些数能被3整除，所以个位上是3、6、9的数一定是能被3整除。 ( ） 2．分了和分母都是奇数的分数，一定是最简分数。 （ ） 3．一条绳子长90%米 （ ） 4．40和60的公倍数有无数个。 （ ） 5．两个长方体的体积相等，那么它们的表面积一定也相等。 （ ） 6．两个不同的质数一定是互质数。 ( ) 7．下面各数按从小到大的顺序排列是：0.32＜45 ＜58 ＜1＜2.8 （ ）
8．圆的周长为2πr ,所以半圆周长为πr （ ） 9．互质的两个数中至少有一个质数。 （ ） 10．A和B都是不等于0的自然数，如果A＞B，那么1A ＜1B （ ）
二、看清题目，巧思妙算。（40分）
1.计算，能简便计算要简便计算（18分）
49 ＋（34＋49＋14 ） １－29－512 2518－（718＋712）
89?3227?1112 122525113?26＋3?18 6?3?6?3
2、解下列方程（8分） 23x—12?23 25x—37x?3?17
3、计算132793?4?5?8?20?1021?1124?1235(6分)
4、计算涂色部分的面积和周长（单位：厘米）（共8分）
三、联系实际，解决问题（50分）
1.爸爸的体重是76.5千克，是莹莹体重的2.5倍，莹莹的体重是多少千克？（列方程解答）(6分)
2.王大妈收1112吨瓜，第一天卖出总数的5，第二天卖出总数的16，还剩总
数的几分之几没卖出？（6分）
3.一辆汽车轮胎的外直径是1.5米，如果平均每秒转5圈，那么通过一座长942米的大桥，需要多少秒？（π取3.14）（8分）
4.某工厂计划做1000个机器零件，每个零件用钢材26Kg，再完成计划的
1后，通过改进技术每个零件可节省1513钢材，这批零件完成后，一共可节省
多少千克钢材？（10分）
5.用一段长为360㎝的铁丝做一个长方形，长方形的长、宽、高之比为2:3:5，问这个长方形的体积是多少？ （10分）
6.盒子里面放有有大、小钢珠，总共重226g，大小钢珠的个数之和为35个，现知道每个大钢珠重11g，每个小钢珠重7g，问盒子中大小钢珠分别是多少个？（10分）更多加V：nene2893
小学五升六数学试卷
