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CBSE Class 9 Answered

A shopkeeper has one spherical gulab jamun of diameter 8 cm. With the same amount of material, how many gulab jamuns of diameter 4 cm can be made.
Asked by jacksparrowat2006 | 03 Feb, 2021, 07:25: PM
answered-by-expert Expert Answer
D i a m e t e r space o f space g u l a b space j a m u n equals 8 c m semicolon space r a d i u s space w o u l d space b e space 4 c m V o l u m e space o f space space g u l a b space j a m u n equals 4 over 3 pi R cubed V o l u m e space o f space g u l a b space j a m u n equals 4 over 3 pi open parentheses 4 close parentheses cubed D i a m e t e r space o f space 2 n d space g u l a b space j a m u n space h a v i n g space d i a m e t e r space 4 c m space S o space r a d i u s space w o u l d space b e space 4 c m V o l u m e space o f space g u l a b space j a m u n equals 4 over 3 pi open parentheses 2 close parentheses cubed L e t space n space b e space t h e space n u m b e r space o f space n e w space g u l a b space j a m u n s space t o space b e space m a d e 4 over 3 pi open parentheses 4 close parentheses cubed equals n cross times 4 over 3 pi open parentheses 2 close parentheses cubed n equals 4 cubed over 2 cubed n equals 2 cubed n equals 8
Answered by Utkarsh Lokhande | 18 Mar, 2021, 12:54: AM

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