Lets p = salesman's commission as percent
15,200 * p = 912
p = 912/ 15,200
p = 0.06
p = 6%
answer
6%
The product in simplest form is (x - 4)
<em><u>Solution:</u></em>
<em><u>Given expression is:</u></em>

We have to find the product in simplest form
In the given expression,
2x + 8 = 2(x+ 4)
We know that,

Therefore,

Substitute these in given expression

Cancel the common factors,

Thus the product in simplest form is (x - 4)
Sq.root of 1240 is approx 35 mm
First option is correct.
Hope it helped!!!!!!