题目

David and Victoria Beckham are firing their sons’ uncles. Well, sort of . The couple will be forced to let go of their eight longtime security guards when they move to the States this summer. According to the Sun, the Beckham children, Brooklyn, Romeo and Cruz, are so close to the guards that they consider them their uncles.1,3,5  An insider told the newspaper, “Posh and Becks’ personal protection group have been with them for a good few years. But they won’t be allowed to work for them in America because they do not qualify for work permits because of the strict regulations surround18．一道除法算式中，商和余数都是3，除数正好是余数的3倍，被除数是多少？