What is the base of binary number system?

1. 8
2. 10
3. 2
4. 16

What is the base of decimal number system?

1. 2
2. 10
3. 8
4. 16

Which of the following is binary equivalent of (43)₁₀?

1. (101011)₂
2. (110011)₂
3. (110101)₂
4. (110010)₂

Which of the following is decimal equivalent of (10010)₂?

1. 28
2. 18
3. 20
4. 22