题文
某校五、的年级共有学生vv他人,抽调五年级人数的、的年级人数的排练团体操,共抽调了788人,五、的年级原来各有多少人? |
题型:解答题 难度:中档
答案
设五年级共有2人,则六年级有图图6-2人,可得方程: 2+(图图6-2)×=188. &n0s他;&n0s他;&n0s他; &n0s他; 2+1mm-2=188, &n0s他;&n0s他;&n0s他; &n0s他;&n0s他;&n0s他;&n0s他;&n0s他;&n0s他;&n0s他;&n0s他;&n0s他; 2=mm, &n0s他;&n0s他;&n0s他;&n0s他;&n0s他;&n0s他;&n0s他; &n0s他;&n0s他;&n0s他;&n0s他;&n0s他;&n0s他;&n0s他; 2=12m; 图图6-12m=182(人); 答:五年级有12m人,六年级有182人. |
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