What multiplied by what equals 90?

Answer 1

Oh, dude, it's like 9 times 10. I mean, you could also do 45 times 2, but who's got time for that? So yeah, 9 times 10, easy peasy lemon squeezy.

Answer 2

These pairs of numbers, when multiplied, equal 90:

(1, 90)

(2, 45)

(3, 30)

(5, 18)

(6, 15)

(9, 10)