Question

1.
A capsule of medicine is in the shape of a sphere of diameter 3.5 mm. How much
medicine (in mm3) is needed to fill the capsule.
A) 24.258 mm
B) 22.458 mm
C) 22 mm
D) 22.548 mm
The volume
3
3
3
3
2.​

Answer 1

CAPSULE IS FORM OF SPHERE

RADIUS OF SPHERE = RADIUS=DIAMETER/2 =3.5/2=1.75mm

MEDICINE NEEDED FOR IT'S FILLING =VOLUME OF SPHERE

=4/3πrCUBE

= 4/3×22/7×(1.75 THREE TIMES)

= 22.46mm CUBE

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