Question : $(0.9\times0.9\times0.9+0.1\times0.1\times0.1)$ is equal to:
Option 1: $0.73$
Option 2: $0.82$
Option 3: $0.92$
Option 4: $1.00$
Correct Answer: $0.73$
Solution :
Given: $(0.9\times0.9\times0.9+0.1\times0.1\times0.1)$
⇒ $0.729 + 0.001 = 0.73$
Hence, the correct answer is $0.73$.
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