for all positive integers j and k,let j # k be defined as the whole number remaider when j is divide

题目

for all positive integers j and k,let j # k be defined as the whole number remaider when j is divided by k.
if 13 # k=2,what is the value of 谁能将这题翻译一下啊,
怎么回事呢

答案

对所有正整数j和k,定义j#k为j除以k的余数,
如果13#k=2,那么k的值是?
因为13除以k的余数是2,所以k自然是11才符合要求啊