3rd one. The circle is on 7 and is going to the left.
If you round 3,826.301 and 175.6 to the nearest hundred you will get 3,800 and 200.
Multiply 3,800 * 200 = 760000
760,000 rounded to the nearest hundred thousand is 800,000.
The best estimate for the product 3,826.301 × 175.6 is B. 800,000.
The answer
is ..................................b.3