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20. How many spherical lead shots of diamcter 4 cm can be made out of a solid cube ofcirlr disrs with 15 cm base diameter and heightof dimensions 9 cm x 11 cm x 12 cm?bases oflead whose edge measures 44 em? |
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Answer» Sphere:r=2cmCube:a=44cmNumber of lead shots · Volume of lead shot=Volume of cuben · (4/3)πr^3=a^3n=a^3 (4/3)πr^3n=44·44·44 (4/3)·(22/7)·2·2·2By dividing and multiplyingn=2541Therefore 2541 lead shots can be made. |
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