I have tried this one just now and this is the response "There are 8 ones in the binary number 01010101110101010." But able to solve the following below: Numbers 1 to 10 in binary values 1 = 0001 2 = 0010 3 = 0011 4 = 0100 5 = 0101 6 = 0110 7 = 0111 8 = 1000 9 = 1001 10 = 1010