英语翻译Start at 9 and count by 7s until 65.How many numbers are in t_英语解答

英语翻译
Start at 9 and count by 7s until 65.How many numbers are in the sequence?

人气：138 ℃　时间：2020-02-04 05:09:12

解答

从9开始按7的倍数计数,一直计到65.(从9 到65)这列数中有多少数(7的倍数?
最终意思是指从9到65期间有多少数是7的倍数.