Into a cylindrical tub containing water to a depth of 20 cm, tiny sphe – McqOptions

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1.	Into a cylindrical tub containing water to a depth of 20 cm, tiny spherical balls are dropped and the level of water rises by 6.75 cm. If the cylinder has a radius 12 cm and the number of balls dropped is 27, then find the radius of the ball.
A.	3 cm
B.	1.5 cm
C.	3.5 cm
D.	2.5 cm
Answer» B. 1.5 cm

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