Find the lcm (least common multiple) of pairs of integers.

Problem

What is the least common multiple of 3 and 9?
Another way to say this is:
  • Your answer should be
  • an integer, like 6
  • a simplified proper fraction, like 3, slash, 5
  • a simplified improper fraction, like 7, slash, 4
  • a mixed number, like 1, space, 3, slash, 4
  • an exact decimal, like 0, point, 75
  • a multiple of pi, like 12, space, p, i or 2, slash, 3, space, p, i
Get first 1 correct, or 5 in a row.