问答题

In writing all of the integers from 1 to 300, how many times is the digit 1 used

【参考答案】

160

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单项选择题

At Leo's Lumberyard, an 8-foot long wooden pole costs $3.00. At this rate, what is the cost, in cents, of a pole that is 16 inches long（）

A. 0.5
B. 48
C. 50
D. 64
E. 96

单项选择题

（）

A. if Quantity A is greater;
B. if Quantity B is greater;
C. if the two quantities are equal;
D. if you cannot determine the relationship based on the given information.