Answer:
186
Step-by-step explanation:
(10111010)_2 to decimal can be converted as follows:
1×2^7 +0×2^6+ 1×2^5 + 1×2^4 + 1×2^3+0×2^2+ 1×2^1 +0×2^0
=128+32+16+8+2=186
therefore
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