When a carton of apples were packed into bags of 4, there would be 3 apples left over. When the same number of apples were packed into bags of 6, there would still be 3 apples left over. What could be the least number of apples in the carton?
What (factor of 6 ) + 3 will leave 3 when divided by 4 ?
9 no
15 yes 15 divided by 6 would leave 3 15 divided by 4 would also leave 3