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0.18151*76.5+0.21546*(1.3*76.5-76.5)+0.27389*(2*76.5-1.3*76.5)+0.34876*(500-2*76.5
0.18151*76.5+0.21546*(1.3*76.5-76.5)+0.27389*(2*76.5-1.3*76.5)+0.34876*(500-2*76.5
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