1. 110011
= (1*2^5)+(1*2^4)+(0*2^3)+(0*2^2)+(1*2^1)+(1*2^0)
= 32+16+0+0+2+1
= 51
2. 100101
= (1*2^5)+(0*2^4)+(0*2^3)+(1*2^2)+(0*2^1)+(1*2^0)
= 32+0+0+4+0+1
= 37
3. 111010
= (1*2^5)+(1*2^4)+(1*2^3)+(0*2^2)+(1*2^1)+(0*2^0)
= 32+16+8+0+2+0
= 58
4. 101100
= (1*2^5)+(0*2^4)+(1*2^3)+(1*2^2)+(0*2^1)+(0*2^0)
= 32+0+8+4+0+0
= 44
5. 1111011
= (1*2^6)+(1*2^5)+(1*2^4)+(1*2^3)+(0*2^2)+(1*2^1)+(1*2^0)
= 64+32+16+8+0+2+1
= 123
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