求解答急啊

2024-12-28 23:54:01
推荐回答(3个)
回答1:

1题:270÷300×100%=90%
2题:(15-12.5)÷15×100%=16.67%
3题:(90-75)÷75×100%=20%

回答2:

90%

回答3: