NDA2013MathematicsBinary NumbersActual
A number in binary system is 110001 . It is equal to which one of the following numbers in decimal system?
Options
- A45
- B46
- C48
- D49
Correct answer
D. 49
Step-by-step solution
aligned & 110001 & =1 2^5+1 2^4+0 2^3+0 2^2+0 2^1+1 2^0 & =32+16+0+0+0+1=49 aligned