The sum of three integers is 19. The largest integer is 3 times the middle integer, and the smallest integer is 9 less than the largest integer. What is the product of the three integers? Choose the correct option
A) 132
B) 144
C) 156
D) 168
E) 180
Let x be the middle integer. Then the largest is 3x and the smallest is 3x - 9.   3x - 9 + x + 3x = 19   x = 4   The three integers are 3, 4, and 12.   The product is 3*4*12= 
<gadget id="calculator">3*4*12</gadget>
<output>144</output>
144   The answer is 144.
<result>B</result>
The sum of three integers is 19. The largest integer is 3 times the middle integer, and the smallest integer is 9 less than the largest integer. What is the product of the three integers?