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What is the correct answer?
4
Find the volume and surface area of a cuboid 16 m long, 14 m broad and 7 m high.
A.
345 cm
2
B.
868 cm
2
C.
876 cm
2
D.
678 cm
2
Correct Answer :
B. 868 cm
2
V
o
l
u
m
e
=
(
16
x
14
x
7
)
m
3
=
1568
m
3
S
u
r
f
a
c
e
a
r
e
a
=
[
2
(
16
x
14
+
14
x
7
+
16
x
7
)
]
c
m
2
=
(
2
x
434
)
c
m
2
=
868
c
m
2
.
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