We have decided to reduce the price ( ) 2% for the total 15 sets of tractors.A、byB、toC、with

题目
We have decided to reduce the price ( ) 2% for the total 15 sets of tractors.

A、by

B、to

C、with


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更多“We have decided to reduce the price ( ) 2% for the total 15 sets of tractors. ”相关问题
  • 第1题:

    LINGO程序中,定义双下标X(i,j) (i=1,2..5, j=1,2,..4)的基本集合,下列写法可行的是()。

    A.sets:a/1..5/:x; b/1..4/:x; endsets

    B.sets:a(1..5):; b(1..4):; c(a,b):x; endsets

    C.sets:a/1..5/:; b/1..4/:; c/a b/:x; endsets

    D.sets:a/1..5/:; b/1..4/:; c(a,b):x; endsets


    sets : a/1..5/:; b/1..4/:; c(a,b):x; endsets

  • 第2题:

    若要实现total=1+2+3+4+5求和,以下程序段错误的是()

    A.int i=1,total=1; while(i<5) { total+=i; i+=1; }

    B.int i=1,total=0; while(i<=5) { total+=i; i+=1; }

    C.int i=0,total=0; while(i<5) { i+=1; total+=i; }

    D.int i=0,total=0; while(i<=5) { total+=i; i+=1; }


    A

  • 第3题:

    LINGO程序中,定义5个元素的基本集合s,下列写法不可行的是()。

    A.sets:a/1..5/:; endsets

    B.sets:a/1,2,3,4,5/:; endsets

    C.sets:a/1..n/:; endsets data:n=5; enddata

    D.sets:a; endsets data:a=1..5; enddata


    sets : a/1..n/:; endsets data:n=5; enddata

  • 第4题:

    假设 set s1 is [1, 2, 5] 并且 set s2 是[2, 3, 6]. 当执行 s1.removeAll(s2), s1 是什么

    A.[1, 2, 2, 3, 5, 6]

    B.[1, 2, 3, 5, 6]

    C.[1, 5]

    D.[2]


    [2, 3, 6]

  • 第5题:

    下面程序的输出结果是 price = {"杂酱面":10,"牛肉面":15,"水饺":10,"抄手":10} sold = {"杂酱面":10,"牛肉面":10,"混沌":5,"抄手":5} total = 0 for name in price.keys(): total += price.get(name,0) * sold.get(name,0) print(total)


    无输出

  • 第6题:

    34、若要实现total=1+2+3+4+5求和,以下程序段错误的是()

    A.int i=1,total=1; while(i<5) { total+=i; i+=1; }

    B.int i=1,total=0; while(i<=5) { total+=i; i+=1; }

    C.int i=0,total=0; while(i<5) { i+=1; total+=i; }

    D.int i=0,total=0; while(i<=5) { total+=i; i+=1; }


    A