Marie is thinking of a multiple of 63, while Jay is thinking of a factor of 63. They happen to be thinking of the same number. There are two possibilities for the number that each of them is thinking of, one positive and one negative. Find the product of these two numbers.
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They are thinking about either 63 or -63

63 multiplied by -63 is equal to -3969

Step-by-step explanation:

The multiples of 63.

63,126,189,252,315

The factors of 63

1,3,7,9,21,63

As we can see, 63 is common, so is -63 if we go to the negative side.

So we multiply 63 and -63 and we get -3969

63 multiplied by -63 is equal to -3969

4/6 = 2/3

so it should take 3/3 hours per man. so 9 hours is the answer 3*3 =9

step-by-step explanation: