A pit 5m long and 3.5m wide is dug to the certain depth. If the volume of earth taken out it is 14m cube.what is the depth of the pit?
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Length of the pit = 5 m.
Breadth of the pit = 3.5 m.
Let the Depth of the pit be x m.
And, Volume of the pit = 14 m^3
Now,
Volume of the pit = l*b*h
=> 14 = 5 * 3.5 * x
=> x * 17.5 = 14
=> x = 14 / 17.5
=> x = 0.8 m.
Hence, the Depth of the well = 0.8 m.
Breadth of the pit = 3.5 m.
Let the Depth of the pit be x m.
And, Volume of the pit = 14 m^3
Now,
Volume of the pit = l*b*h
=> 14 = 5 * 3.5 * x
=> x * 17.5 = 14
=> x = 14 / 17.5
=> x = 0.8 m.
Hence, the Depth of the well = 0.8 m.
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Answered by
11
First lets write the given portion:
length of the pit : 5m
breadth of the pit : 3.5m
The volume of the eartg taken out is 14m^3
so
l ×b ×h = 14
5 ×3.5 ×h = 14
17.5 ×h = 14
h = 14÷17.5
so h = 0.8m
therefore the depth of the pit is 0.8m
length of the pit : 5m
breadth of the pit : 3.5m
The volume of the eartg taken out is 14m^3
so
l ×b ×h = 14
5 ×3.5 ×h = 14
17.5 ×h = 14
h = 14÷17.5
so h = 0.8m
therefore the depth of the pit is 0.8m
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