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The Edges Of Rectunglar Board are 6cm 8cm And 10 CM; The Cost Of Painting it At The Rate of 70paise/sqcm Is |
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Answer» Given that, length (l)=6cm breadth(B)=8cm height (h)=10cm Total surface area of cuboid=2[lb+bh+hl] =2[6×8+8×10+10×6] =2[48+80+60] =2×188 =376cm² The cost of PAINTING PER cm²=70paise =0.7 Rs The cost of painting for 376cm²=376×0.7 =263.2Rs |
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