{"result":{"text":"table attributes columnalign left end attributes row cell R subscript S equals R subscript B subscript 1 end subscript plus R subscript B subscript 2 end subscript equals left parenthesis 220 right parenthesis squared over 40 plus left parenthesis 220 right parenthesis squared over 60 equals left parenthesis 220 right parenthesis squared open square brackets 1 over 40 plus 1 over 60 close square brackets end cell row cell equals left parenthesis 220 right parenthesis squared open square brackets fraction numerator 60 plus 40 over denominator 60 cross times 40 end fraction close square brackets equals left parenthesis 220 right parenthesis squared open parentheses 100 over 2400 close parentheses equals left parenthesis 220 right parenthesis squared over 24 end cell row cell therefore P subscript 1 equals fraction numerator V subscript S superscript 2 over denominator R subscript S end fraction equals left parenthesis 220 right parenthesis squared cross times 24 over left parenthesis 220 right parenthesis squared equals 24 W end cell end table"},"status":"ok"}