Explanation

To evaluate this expression, we need to follow the order of operations (PEMDAS):

1. Calculate the square roots:

√10 ≈ 3.162

√250 = √(25 × 10) = 5√10 ≈ 5 × 3.162 = 15.811

2. Multiply the square roots:

3.162 × 15.811 ≈ 50.00