Question

⬆️answer this question ✈️

solve any one out of 2​

Answer 1

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2.

d = 6 (13-7)

t19 = 7 + ( 19 -1 ) × 6

t19 = 115

Answer 2

Pollution is the mixing of some harmfulor poisonous materials into the naturalresources available on the earth. Itaffects the ordinary living of the livingthings on this planet by disturbing thenatural life cycle. Pollution can be ofmany types like noise pollution, airpollution, soil pollution, water pollution,etc. Air pollution is increasing day byday because of the growing number ofautomobiles, release of poisonous gases,smoke from industrial companies, finelydissolved solids, liquid aerosols, etcin the atmosphere. The air we breatheevery moment causes several lungsdisorders.In this way soil and water pollutionis also cause by the mixing up of thesewage water (having germs, viruses,harmful chemicals, etc) in drinking water,some dangerous agrochemicals suchas pesticides, fungicides, herbicides,organic compounds like ether,benzene, some radioactive materialsincluding radium and thorium, solidwastes (industrial ashes, rubbish,garbage), etc. We need to follow all thecontrol measures implemented by thegovernment to check its harmful effects.

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