Which of the following is less than 6.5 × 10^–5 A. 1.4 × 10^–3 B. 2.5 × 10^–4 C. 7.8 × 10^–5 D. 4.6 × 10^–6 I think it's either A or B, and I'm leaning more towards A.

6.5*10^-5/ 4.6*10^-6 = 14.1 The numerator is 14 times the denominator. So the answer is D.

Okay, thank you!

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