A rectangular pit of dimensions 20m×15m×10m is dug and the earth taken out has to be disposed off
in truck which can carry a load of 300 m3
of earth. The number of rounds truck has to make to dispose
off the earth are:(a) 10 (b) 12 (c) 15 (d) 20
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Answered by
2
Step-by-step explanation:
Biomagnification, also known as bioamplification or biological magnification, is any concentration of a toxin, such as pesticides, in the tissues of tolerant organisms at successively higher levels in a food chain.
Answered by
1
Answer:
10
Step-by-step explanation:
please refer attached image
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