火车每节车厢可装煤80吨，现有880吨煤，要多少节车厢才能一次性装完？+P'C*b/@6D8z1A+[0R'k/{4S
算式：提示(d5q3{/^*_0p6h'a6J+P'C*b/@6D8z1A+[0R'k/{4S
答：要/i-T0m7w+`3Q节车厢才能一次性装完.+P'C*b/@6D8z1A+[0R'k/{4S