(4 x 10^5) / (6 x 10^6) x (3 x 10^-2)

Question

(4 x 10^5) / (6 x 10^6) x (3 x 10^-2)
  An expression is shown.
which expression is equivalent 
A. 2 x 10^4
B. 2 x 10^6
C. 2 x 10^5
D. 2 x 10^-4

GPT 3.5 · Answer

A. 2 x 10^4 To simplify the expression, we first divide 4 by 6 to get 2, then subtract the exponents to get 10^-1. And finally, multiply by 3 to get 2. The result is 2 x 10^4.