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how many silver coins of diameter 5cm and thickness 4mm have to be melted to prepare a cubiod of 12cm X11cm X5cm dimenssion? |
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Answer» Answer:22 coins need to be melted Step-by-step EXPLANATION: VOLUME of cuboid=n*Volume of ONE coin 12*11*5=n*π*5/2*5/2*4/10 60*11*4/25=n*π*4/10 660*4*10/25*4=n*π 6600/25*7/22=n 264*7/22=n n=22 Hope it HELPS.... |
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