MAH-CET 2025 — Computer PYQ
MAH-CET | Computer | 2025What is the decimal equivalent of the binary number 11111?
Choose the correct answer:
- A.
31
(Correct Answer) - B.
39
- C.
42
- D.
23
31
Explanation
Conversion:
Binary number ke har digit ko uske sthan (position) ke anusar 2 ki power se multiply karke jodte hain:
(11111)2=(1×24)+(1×23)+(1×22)+(1×21)+(1×20)
Ab in powers ki values nikalte hain:
(11111)2=(1×16)+(1×8)+(1×4)+(1×2)+(1×1)
Ab inka guna (multiplication) karte hain:
(11111)2=16+8+4+2+1
Ant mein, sabhi sankhyaon ko jodne par:
(11111)2=(31)10
Answer:
(11111)2=31
Explanation
Conversion:
Binary number ke har digit ko uske sthan (position) ke anusar 2 ki power se multiply karke jodte hain:
(11111)2=(1×24)+(1×23)+(1×22)+(1×21)+(1×20)
Ab in powers ki values nikalte hain:
(11111)2=(1×16)+(1×8)+(1×4)+(1×2)+(1×1)
Ab inka guna (multiplication) karte hain:
(11111)2=16+8+4+2+1
Ant mein, sabhi sankhyaon ko jodne par:
(11111)2=(31)10
Answer:
(11111)2=31