√{(6.3)(10^9)} is closest to which of the following?	Choose the correct answer: A) 1,500 B) 6,000 C) 25,000 D) 80,000 E) 150,000
√{(6.3)(10^9)} = √{(63)(10^8)} = √(63)√(10^8) = (√63) * 10,000 which is almost 80,000.   The answer is 80,000.
<result>D</result>
√{(6.3)(10^9)} is closest to which of the following?