Answer:
2.16 x 10^1
Explanation:
(3.6 x 10^5 x 1.5 x 10^-8)/(2.5 x 10^-4)
3.6 x 1.5 = 5.4
10^5 x 10^-8 = 10^(5+-8) = 10^(5-8) = 10^-3
(5.4 x 10^-3) / (2.5 x 10^-4)
5.4 : 2.5 = 2.16
10^-3 : 10^-4 = 10^(-3-(-4) = 10^(-3+4) = 10^1
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