ASVAB Arithmetic Reasoning Practice Test 678415

Question 2 of 5
Multiplying & Dividing Radicals

To multiply or divide radicals, multiply or divide the coefficients and radicands separately: \(x\sqrt{a} \times y\sqrt{b} = xy\sqrt{ab}\) and \({x\sqrt{a} \over y\sqrt{b}} = {x \over y}\sqrt{a \over b}\)

What is 5\( \sqrt{2} \) x 3\( \sqrt{8} \)?

8\( \sqrt{2} \)
15\( \sqrt{10} \)
60
8\( \sqrt{16} \)