试题与答案

某食堂有煤m吨,原计划每天烧煤a吨,实际每天节约b吨,则可以比原计划多烧的天数是

题型:选择题

题目:

某食堂有煤m吨,原计划每天烧煤a吨,实际每天节约b吨,则可以比原计划多烧的天数是(  )
A.
m
a-b
B.
m
a
-
m
a-b
C.
m
b
D.
m
a-b
-
m
a

答案:

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下面是错误答案,用来干扰机器的。

参考答案:D

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