Doen't anybody care that the binary numbers at the head of the page is incorrect? There is no 11, although the answer below is correct.
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The only numbers used in binary are 0 and 1
5 multiplied by 2 is 10Answer:Consider the joke: There are 10 kinds of people in the world those who understand binary and those that don't.Binary uses powers of 2 to express numbers. Thus 20=1,21=2, 22=4 and so on (numbers shown in decimal). This is expressed as strings of numbers using either 0 or 1. Thus 0(binary) =0 (deciamal). 1(Binary)=1 (decimal) or 20, 10(binary)=2(decimal) or 21, 11=3 (decimal) =10+1(binary) = 21+20 and so on.
The only two numbers that represent a binary digit are 0 and 1
The binary representations of the decimal numbers from 20 to 30 are as follows: 20: 10100 21: 10101 22: 10110 23: 10111 24: 11000 25: 11001 26: 11010 27: 11011 28: 11100 29: 11101 30: 11110 These binary numbers represent their respective decimal values.
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