每日一题

Mathematics>Standard Multiple Choice

Read the following SAT test question and then click on a button to select your answer.

On the last day of a one-week sale, customers numbered 149 through 201 were waited on. How many customers were waited on that day?

(A) 51
(B) 52
(C) 53
(D) 152
(E) 153

答案和解析

答案：C

解析：

The number of customers who were waited on that day is (201-149) + 1 = 53, as the total number of customers is those customers numbered 149 to 201 inclusive.