Question

两袋化肥的重量相等,甲袋用去45千克,乙袋用去24千克后,余下的化肥甲袋是乙袋的62.5%,两袋化肥原来各有

Answer 1

(45-62.5%X24)/(1-62.5%)=80

设有X

(X-45)/(X-24)=62.5%

得X=80

刚才算错..