Tennis balls of diameter 8cm are packed in a box of 40 cm × 32 cm × 10 cm , as shown. How much space is left unfilled?
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Step-by-step explanation:
volume of each ball = 4/3 πr^3
given diameter = 8cm
radius = 8/2=4
4/3×3.14×64
=267.64cm^3
volume of box=l×b×h=40×32×10
= 12800cm^3
space left = 12800- 267.64
=12532.26cm^3
provided there is one ball..
you didn't mention number of balls
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