⇣ ft/smi/h ⇣10.6818181818043353.4090909090216106.81818181804332013.6363636360875034.09090909021610068.181818180433⇣ ft/smi/h ⇣1,000681.818181804335,0003,409.090909021610,0006,818.181818043325,00017,045.45454510850,00034,090.909090216100,00068,181.818180433