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Byju's Answer
Standard IX
Mathematics
Volume of a right circular cylinder
Find the cost...
Question
Find the cost of digging a cuboidal pit
8
m long,
6
m broad and
3
m deep at the rate of
30
per m
3
.
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Solution
l
=
8
m,
b
=
6
m,
h
=
3
m
Volume
=
l
×
b
×
h
=
(
8
×
6
×
2
)
m
3
=
144
m
3
Cost of digging per m
3
volume
=
Rs.
30
Cost of digging per
144
m
3
volume
=
Rs.
144
×
30
=
Rs.
4320
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Similar questions
Q.
Find the cost of digging a cuboidal pit
8
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long,
6
m
broad and
3
m
deep at the rate of Rs.
30
per
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.
Q.
Find the cost of digging a cuboidal pit 8 m long, 6 m broad and 3 m deep at the rate of Rs 30 per m
3
.