甲数与乙数的比例为5:3,甲数为60,乙数为______.
设乙数为x,
则5:3=60:x,
5x=180,
x=36.
故答案为:36.
---Excuse me, dad, but I’m going to the club to meet my friends in the football team.
---OK. _______ .
A.Good luck
B.Congratulations
C.With pleasure
D.Have fun
乙醇汽油是用()的普通汽油与()的燃料乙醇调和而成。
A.60%;40%
B.80%;20%
C.90%;10%
D.70%;30%