问题
选择题
甲乙两袋米,由甲袋倒出12.5%到乙袋后,两袋米的重量相等,原来乙袋比甲袋少多少( )
A.80%
B.10%
C.20%
D.25%
答案
1-(1-12.5%-12.5%)
=1-75%,
=25%.
即原来乙袋比甲袋少25%.
故选:D.
甲乙两袋米,由甲袋倒出12.5%到乙袋后,两袋米的重量相等,原来乙袋比甲袋少多少( )
A.80%
B.10%
C.20%
D.25%
1-(1-12.5%-12.5%)
=1-75%,
=25%.
即原来乙袋比甲袋少25%.
故选:D.