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Practice | SPM Mathematics

SPM 1449 Mathematics (KSSM)

Question
Bahasa Melayu
Sebiji sfera logam pejal berjejari r cm mempunyai jisim M kg, dengan keadaan M berubah secara langsung dengan r^3. Sebiji sfera berjejari 10 cm mempunyai jisim 32 kg. Cari jisim, dalam kg, sebiji sfera daripada logam yang sama dengan jejari 50% lebih besar.

English
A solid metal sphere of radius r cm has mass M kg, where M is directly proportional to r^3. A sphere of radius 10 cm has a mass of 32 kg. Find the mass, in kg, of a sphere of the same metal with a radius 50% larger.
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Modelled on PINTAS trial 2026 · Kertas 1 · Q18

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Modelled on PINTAS trial 2026 · Kertas 1 · Q18
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