甲乙两人同时加工2160个零件,8小时完成,已知甲每小时加工120个.问乙每小时加工零件(用方程解)( )
Yesterday Sun Yu wanted to go to the park with her friends. She wore a yellow T-shirt. Her brother Sun Yang saw her and said, "Don't wear my T-shirt." "No! It's my T-shirt," said Sun Yu. Their sister Sun Li came. She said, "Don't argue! This is my new T-shirt! Look! Your T-shirts are on the line. I washed them for you yesterday." "Oh, I'm sorry! Thank you," they said together.
能量转化装置名称:
利用的新能源有:
为我们生活提供的服务有:
— Sunday.
下面的计算对吗?
1.26÷18=0.7