What four numbers multiplied make 60?

Answer 1

1*3*4*5 = 60

Amendment:

There are infinitely many quartets.

(1,1,1,60) is one example.

(-1,2,5,-6) is another.

(2,5,10,0.6) is another.

(sqrt(2),sqrt(5),sqrt(8), sqrt(45)) yet another.

Hope you get an idea as to why it is impossible to answer the question that was asked.

Answer 2

6x2x6x2

Answer 3

1