{"result":{"text":"therefore space space space space space space space space space space fraction numerator v over denominator 4 left parenthesis 0.1 plus capital delta l right parenthesis end fraction equals fraction numerator 3 v over denominator 4 left parenthesis 0.35 plus capital delta l right parenthesis end fraction\nbecause space space space space space space space space space space space space space space space space space space space space space space capital delta l equals 0.025 m"},"status":"ok"}