10.表示一年中每月生产彩电台数增减变化情况,画的统计图比较合适的是( )
A. | 条形 | B. | 折线 | C. | 扇形 | D. | 统计表 |
8.计算题
0 158879 158887 158893 158897 158903 158905 158909 158915 158917 158923 158929 158933 158935 158939 158945 158947 158953 158957 158959 158963 158965 158969 158971 158973 158974 158975 158977 158978 158979 158981 158983 158987 158989 158993 158995 158999 159005 159007 159013 159017 159019 159023 159029 159035 159037 159043 159047 159049 159055 159059 159065 159073 199269
1240-625÷25×18 | 8.35+52.8÷32-1.2×0.5 | 7$\frac{1}{5}$÷$\frac{6}{25}$-2$\frac{2}{7}$×$\frac{7}{8}$ |
[8$\frac{3}{5}$-1.2×($\frac{2}{3}$+1.5)]÷3 | [2$\frac{1}{15}$-(14-$\frac{1}{3}$)÷16]×($\frac{3}{5}$+2.4) | (4$\frac{2}{5}$-1$\frac{2}{3}$)÷($\frac{3}{8}$+$\frac{1}{4}$)×$\frac{25}{41}$ |