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GMAT Exam
The ornithologist interpreted the ravens' behavior as indicating that they were looking for another bird's food cache of which it did not know its exact location.
If n and K are positive integers and n+ k< 8, how many different values of the product nk are possible?

The artist has correctly determined that to make the largest possible square grid from the available tiles, she must use all of the except for those in the group of X tiles. Moreover, if she uses all of the tiles except for those in the group with X tiles and those in the group with Y tiles, she could make a smaller square grid.
select for X for Y the values that are consistent with the information provided. Make only two selections, one in each column.
