If the number 235 in decimal system is converted into binary system, then what is the resulting number?

Q. If $(11101011{)}_2$ is converted to decimal system, then the resulting number is

Q. The number 251 in decimal system is expressed in binary system by :

Q. A number in binary system is $110001$. It is equal to which one of the following numbers in decimal system?

Q. In a number system, the product of 122 and 41 is 5442. The number of 4434 of this system when converted to decimal system becomes:

Q. Convert the binary number to decimal number
${1111}_2$: