15,10, and 16
If you multiply 15 by 10 you will get 150. Then you multiply 150 by 16 and you will get 2400.
2250
83
The two numbers that multiply to 18 and add up to 3 are 6 and -3. When multiplied, 6 × -3 equals -18, and when added, 6 + (-3) equals 3.
15
3, 7 and 11
-117
-31
29
All of its multiples from 3 to 999
The two numbers that multiply to 24 and add up to -11 are -3 and -8. When multiplied, -3 × -8 equals 24, and when added, -3 + -8 equals -11.
The two numbers that add up to 5 and multiply to -6 are 3 and -2. This is because 3 + (-2) = 1 and 3 * (-2) = -6. These two numbers satisfy both conditions given in the question.
109