Find the number of lead balls, each 1 cm in diameter that can be made from a sphere of diameter 12 cm. 4 3… · ABC26GN4771
Subject: General Aptitude · Chapter: Volume and Surface Area
Find the number of lead balls, each 1 cm in diameter that can be made from a sphere of diameter 12 cm. 4 3 3
Answer
No answer key was printed for this question.
Explanation
Volume of larger sphere = π × 6 × 6 × 6 cm = 288 π cm . 3 4 1 1 1 3 π Volume of 1 small lead ball = π × × × cm = cm 3 . 3 2 2 2 6 6 ∴ Number of lead balls = 288 π × = 1728. π
Explanation as extracted from the printed page; notation may be imperfect.
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