2. 职称英语
  3. A farmer has a field containing a certain number of pigs and hens. Between them

A farmer has a field containing a certain number of pigs and hens. Between them

游客2024-08-21  31
问题 A farmer has a field containing a certain number of pigs and hens. Between them they have 36 heads and 100 feet. How many pigs and hens does the farmer have?
选项
答案 14 pigs and 22 hens
解析 (假设有x头猪，Y只鸡，那么可得以下方程组：x+Y=36，4x+2y=100；解此方程组可得X=14，Y=22。)
转载请注明原文地址:https://tihaiku.com/zcyy/3728714.html
相关试题推荐
随机试题
最新回复(0)