1. A computer is programmed to generate a list of mutiples of prime numbers 2,3 and 5,as shown below: Program 1 – list multiples of 2 Program 2 – list multiples of 3 Program 3 – list multiples of 5 How many integers less than 100 will appear on all of the lists of programs produced above? A.None. B.1 C.3 D.5 E.An infinite number of integers 答案是E, 我选择的是C。
2. How many integers between 100 and 150,inclusive , can be evenly divided by neither nor 5? A.33 B.28 C.27 D.25 E.24 答案是C. 这道题本人没有读懂。请问evenly和neither nor这里怎么翻译?
3.If 77,777=70.707 , (7.07 X n), then n A.1,000 B.100 C.10 D.1/100 E.1/1,000 这道题也是看不懂什么意思。
请大家指教一下。谢谢 |