A. 0.5
B. 0.19
C. 0.20
D. 0.06
🧠 Explanation (Math):
Given: Decimal of $2^{-1}$
Step 1: $2^{-1}=1/2$.
Step 2: Decimal $=0.5$.
Final Answer: 0.5A. 0.5
B. 0.19
C. 0.20
D. 0.06
Given: Decimal of $2^{-1}$
Step 1: $2^{-1}=1/2$.
Step 2: Decimal $=0.5$.
Final Answer: 0.5