height of a cyclinderal mug with raised hemisphere at its bottom is 14 cm and diameter is 7 cm find price of milk in it if rate is Rs 80 per litre
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Radius of the cylindrical mug=Radius of the hemispherical bottom=3.5 cm
Volume of the cylindrical mug=πr²h cu.units
=(22/7)×(7/2)×(7/2)×14 cm³
=539 cm³=539×10⁻³ l (1 cm³=10⁻³ l)
Cost of milk=Rs.(80×539×10⁻³)=Rs.43120×10⁻³=Rs.43.12(Ans.)
Volume of the cylindrical mug=πr²h cu.units
=(22/7)×(7/2)×(7/2)×14 cm³
=539 cm³=539×10⁻³ l (1 cm³=10⁻³ l)
Cost of milk=Rs.(80×539×10⁻³)=Rs.43120×10⁻³=Rs.43.12(Ans.)
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