Answer:
A
Step-by-step explanation:
A. 3.6×10^5 grams
Multiply the number of people by the amount per person:
(1.8×10^3)(2×10^2 g) = 3.6×10^5 g
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The applicable rule of exponents is ...
(10^a)(10^b) = 10^(a+b).
I wish I knew :(
But I don't!;)