Answer:
16.0 i think
Explanation:
Hmmm. #3
37400000000 is the <em>ans</em>
(5.4 x 10³) x (1.2 x 10⁷) = 6.48 x 10¹⁰
With correct significant figures, the answer would be 6.5 x 10¹⁰.
