The sum of three binary numbers 10110.10, 11010.01 and 10101.11 in decimal…
2025
The sum of three binary numbers 10110.10, 11010.01 and 10101.11 in decimal system is :
- A.
70.50
- B.
69.50
- C.
70.75
- D.
70.25
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Show answer & explanation
Correct answer: A
First, convert each binary number to decimal. 10110.10₂ = 22 + 0.5 = 22.5₁₀, 11010.01₂ = 26 + 0.25 = 26.25₁₀, and 10101.11₂ = 21 + 0.75 = 21.75₁₀.
Now add the decimal values: 22.5 + 26.25 + 21.75 = 70.50.