Question

plz help me i need help ASAP!!!!!

How do you convert a binary number into a decimal number?

A.
by expanding the binary number as the sum of different powers of 2

B.
by dividing the binary number by 2 repeatedly

C.
by expanding the binary number as the sum of different powers of 10

D.
by dividing the binary number by 10 repeatedly

Answer 1

By expanding the numbers in powers of ten

Answer 2

The answer is B. By dividing the binario number by 2 repeatedly. Hope  it helps.