The height of a rectangular solid is 5 times its
width and its length is 8 times its height. If the
volume of the wall is 102.4 cm3, find its length.
Please tell the answer with explanation....
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The height of a rectangular solid is 5 times its
width and its length is 8 times its height. If the
volume of the wall is 102.4 cm3, find its length.
Please tell the answer with explanation....
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Answer:
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Verified answer
volume=102.4cm3
let height be 5x
then, length=8x
and width=x
Step-by-step explanation:
ATQ:-
volume=l×b×h
102.4=8x × x × 5x
102.4= 40x raise to power 3
102.4=40x × 40x × 40x
102.4 = 12000x
102.4/12000=x
1024/120000=x
32/375=x
so, width=x=32/375
hence, length= 8x= 32/375×8=0.68cm