By 2's
The answer is 4x2...
What is 8.
The answer is 5x3...
What is 15.
The answer is 9x3...
What is 27
The answer is 11x3...
What is 33.
The answer is 12x4...
What is 48.
the answer is 6x2...
What is 12.
The answer is 5x5...
What is 25.
The answer is 9x5...
What is 45.
The answer is 11x5...
What is 55.
The answer is 12x6...
What is 72.
The answer is 9x2...
What is 18.
The answer is 5x6...
What is 30.
The answer is 9x7...
What is 63.
The answer is 11x7...
What is 77.
The answer is 12x7...
What is 84.
The answer is 11x2...
What is 22.
The answer is 5x9...
The answer is 9x9...
What is 81.
The answer is 11x10...
What is 110.
The answer is 12x10
What is 120.
The answer is 12x2...
What is 24.
The answer is 5x12...
What is 60.
The answer is 9x11...
What is 99.
The answer is 11x11...
What is 121.
The answer is 12x12...
What is 144.