aliberaleconomist
aliberaleconomist
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The first poster is right. The answers are 16 and 2048 To see this, the aritmetic mean is 1/16*(1+2+...+16)=1/16*(136) = 17/2. Similarly, 1/16*(17+18+...+32)=1/16*(392)=49/2. So 49/2-17/2=32/2=16. For the second problem, you have two equations…
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The first poster is right. The answers are 16 and 2048 To see this, the aritmetic mean is 1/16*(1+2+...+16)=1/16*(136) = 17/2. Similarly, 1/16*(17+18+...+32)=1/16*(392)=49/2. So 49/2-17/2=32/2=16. For the second problem, you have two equations…