Question
A cylinder of radius 12 cm containing water reduces its
water level by 1 cm when a fully immersed hemi spherical ball is removed from this cylindrical container then find the radius of removed spherical ball.Solution
The radius of spherical ball is r cm. From the question, Volume of the hemi sphere = Volume of the 1 cm reduced cylindrical part 
In a certain code language, ‘pistachio healthy nut’ is coded as ‘tu hy si’ and ‘coffee healthy drink’ is coded as ‘hy xe ph’. How is ‘...
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ABC : HGF : : XYZ : ?
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13 ...
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(The words must be consid...
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24 ÷ 2 = 20 - 4 × 6 + 8
