问题
单项选择题
Use the results from the following survey of 500 firms to answer the question.()
A.6
B.10
C.15
答案
参考答案:A
解析:
300-400=1, 400-500=2, 500-600=3, 600-700=4, 700-800=5, 800-900=6, Total = 6。
Use the results from the following survey of 500 firms to answer the question.()
A.6
B.10
C.15
参考答案:A
解析:
300-400=1, 400-500=2, 500-600=3, 600-700=4, 700-800=5, 800-900=6, Total = 6。