题目
甲数比乙数的80%少20,甲数是40,乙数是( )
A. 25
B. 30
C. 75
D. 90
A. 25
B. 30
C. 75
D. 90
提问时间:2020-07-18
答案
(40+20)÷80%,
=60÷0.8,
=75.
答:乙数是75.
故选:C.
=60÷0.8,
=75.
答:乙数是75.
故选:C.
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