There are many ways which you can get to 150 using 4 numbers. Here is one example: 10*5*2*1.5 = 150.
2 x 3 x 5 x 5
The prime numbers that you multiply together to get 150 are 2, 3, 5, and 5.
450
2 x 75 = 150
I guess you mean: what two numbers sum to 31 and multiply together to get 150? 6 & 25 (6 + 25 = 31, 6 x 25 = 150)
7200
3*5*10=150
125
300
119
600
For 150 groups of 10, simply multiply the two numbers.150 x 10 = 1500
205